Imagine seeing the world not just in colors, but in heat signatures. That’s the power of a thermal drone! These amazing flying robots can spot things invisible to the naked eye. Think about searching for a lost pet in thick woods or checking if your roof has heat leaks. Thermal drones make these tasks much easier.
But picking the perfect thermal drone can feel like a maze. Which camera is best? How long does the battery last? These tough questions stop many people from using this cool technology. You want a drone that sees clearly and works reliably, not one that gives you blurry heat maps.
This guide cuts through the confusion. We will break down the key features you need to know. You will learn what makes a great thermal camera and how to choose a drone that fits your needs and budget. Get ready to see heat like a pro!
Top Thermal Drone Recommendations
No. 1
Autel Robotics EVO Lite 640T Enterprise Bundle, 640x512 T~hermal&1/2'' CMOS 48MP V~isible C-a-mera, 1-16x Digital Zoom, AI Target Recognition, 12KM Transmission, 866g Lightweight, 40Min Max Time
- đă2026 NEW: AUTEL EVO LITE 640T ENTERPRISEăWeighing just 866g and featuring a compact foldable design (210Ă123Ă95mm), the Autel Robotics EVO Lite 640T Enterprise is easy to carry in any backpack. Its user-friendly operation allows for efficient mission execution by a single p~i~lot. đ©·Friendly NOTE: Autel Lite 640T Enterprise supports Remote ID. đ© Need help? R.each out to us at: đ©đ©AutelStoreOnline @ outlook . comđ©đ©
- đă640Ă512 @ 30Hz T~H.ERMALăAutel Robotics EVO Lite 640T Enterprise is equipped with a high-resolution sensor that captures data at 640Ă512 and 30 Hz. It comes with a standard 9mm lens and offers 16x digital zoom, providing exceptional i~m.age clarity in its category. Capable of m-easuring t~emperatures from -20°C to 550°C with an accuracy of ±3°C, it ensures reliable detection of h~eat a.nomaliesâeven during critical operations.
- đă1/2-INCH CMOS VISIBLE C.A.MERAăAutel EVO Lite 640T Enterprise features a 1/2-inch CMOS sensor with 48MP resolution and 16x digital zoom, delivering superior i.m.age quality. This high-performance system captures intricate details to support accurate documentation and analysisâeven in the most demanding scenarios.
- đăAI TARGET RECOGNITION & POSITIONINGăAI target and recognition provides you with the following capabilities: â 1) Self-learning system that improves object detection over time; â 2) Wide-angle or infrared lens for enhanced recognition; â 3) Real-time projection of recognized targets on a digital map with up to 100+ targets, streamlining tasks such as search and rescue or s.urveillance operations.
- đă2026 ENTERPRISE APPăPaired with the Autel Enterprise professional flight software, it offers easy operation, user-friendly interaction, flexible single-person deployment, and efficient application in scenarios: such as public safety, emergency rescue.
No. 2
Autel Robotics EVO II Dual 640T V3, 640x512 Thermal Imaging Drone, Remote ID Supported, 0.8'' CMOS&50MP 8K RYYB Sensor,10+ Temp Measurement, D-RI Ranges, Thermal Analysis Tool, for Search&Rescue/Power Inspection/Public Safety/Hunting
- đăAUTEL ROBOTICS USA AUTHORIZEDăWe are the longest and largest distributors of Autel Robotics. Over the years, we have maintained a close partnership with Autel, providing customers with high-quality products and excellent after-sales service. With extensive experience and strong technical expertise in this industry, we are able to offer customized solutions and professional technical support to our customers. All the UAVs we offer include FULL USA WA-RRANTY. đŁFor ass.istance with packaging, accessories, usage, firmware updates, warranty repair or met any issue, please rea.ch our su.pport team at đautelofficial @ outlook . comđ
- ăTHERMAL CAMERA - A NEW GENERATION OF THERMAL SENSORăCompared to traditional inspection, thermal imaging can greatly improve efficiency, and reduce inspection time and c.osts. Autel EVO II Dual 640T V3 thermal imaging sensor has a resolution of up to 640x512@30 fps. It also comes standard with a 13mm lens, 16x digital zoom, and is capable of recognizing subjects at up to 100 m, provides greater resolution than any camera in its class, enabling pilots to see deep detail in dark environments.
- ăVISIBLE CAMERA - CAPTURE AND PRESERVE EVEN THE SMALLEST OF DETAILSăAutel 640T V3 drone equipped with 0.8" CMOS, 50MP Camera, 4 times lossless zoom, 16 times digital zoom and lots of amazing digital camera performance, EVO II Dual 640T V3 helps you capture every detail to assist in precise evidence capture.
- ăD-RI RANGES & 10+ TEMP MEASUREMENT MODESăAutel Evo ii dual 640T v3 thermal drone for hunting is packed with D-RI ranges function: 1)Detection: Detect if an object is present. 2)Recognition: See what type of object it is (i.e. person, vehicle, airplane).3)Identification: Determine subject affiliation and intent, helps you see a specific subject's identity, activity, or personal items. It also supports up to 10 thermal palettes/ central, spot, regional temperature measurement/ picture-in-picture display/ temperature alarm with isotherm and image enhancement/ f.ree infrared thermal analysis tool, enabling pilots to cope with a variety of complex shooting environments and mission scenarios.
- ăPRACTICAL AND CONVENIENT FLYING PERFORMANCEăThe EVO II Dual 640T is equipped with 19 groups of sensors including 12 visual sensors, the main camera, ultrasound, IMUs and other sensors enable building of three-dimensional maps and path planning in real time. 38Mins flight time and No Fly Zone function give the pilot max flying possibilities.
No. 3
Autel Robotics EVO MAX 4N V2, Starlight Night-Vision/ Wide/ Thermal/ L~aser 4 Cameras in One UAV, Upgrade of MAX 4T V2/ 4N, 5KM Night Vision Observation, A-Mesh 1.0, 720° Obstacle Avoidance, Triple Anti-Jamming, Hot-Swappable, 42 Mins, IP43, Autel SDK
- đă2026 AUTEL EVO MAX 4N V2ăThe latest EVO MAX 4N V2 retains all the powerful features of EVO MAX 4N, while EXTRA added powerful functions đ Whatâs New in V2: â Redesigned Exterior: 1) Optimized placement of fisheye lenses and navigation lights for enhanced visual obstacle avoidance. 2) Added side ventilation grooves for improved heat dissipation. â Standard ABX41-D Battery: Comes equipped with the advanced ABX41-D battery, supporting hot-swapping and featuring Battery In-place Detection. Sends an app alert if the battery isnât fully seated, preventing power loss and improving safety.
- âAUTEL EVO MAX 4N V2- SEE THE UNSEEN: Autel EVO Max 4N V2 d~rone integrates â Best-in-class night time Starlight Camera (2.3MP, 0.0001 LUX, ISO 450000, 41.4 mm Equivalent), â Wide Camera(50MP, 1/1.28" CMOS, f/1.9 Aperture, 85° DFVO, 23 mm Equivalent), â Thermal Camera(640x512 resolution, 9.1mm Focal Length, 16x Digital Zoom, Temp Measurement, -4 â to 1022 â range),â L~aser Rangefinder(5 -1200m Measuring Range, ±1m accuracy) for all data capture needs and critical decision-making, it is the ultimate tool to explore the night. If you have any questions or issues, please c.ontact đAutelStoreOnline @ outlook . comđ asap.
- âU~nl.ock New Night Time Capability: Autel EVO Max 4N is equipped with an starlight vision camera which is not restricted by lighting conditions or temperature differences. EVO Max 4N enables observation through glass obstructions, making features of targets inside vehicles or buildings distinctly visible. It can effortlessly detect light sources like cellphones or car lights 5km or more in dark and open environments, enabling long-range and covert a-erial r-e-c-onnaissance.
- âANTI JAM, ANTI INTERFERENCE: Autel EVO Max 4N is equipped with advanced flight control modules and algorithms that are specifically designed to counter R~FI, E~MI, and GPS spoofing. This feature allows the drone to fly confidently near power lines, critical structures, and in complex areas, making it an ideal tool for industrial inspections, emergency response, and other critical operations.
- âA-MESH 1.0 NETWORKING: Autel EVO MAX 4N features The Industry's First Mesh Networking (A-Mesh 1.0), enabling drone-to-drone autonomous communication, connection, and collaboration. If a single drone fails or exits unexpectedly, the entire system will independently self-organize and continue to relay critical information. A-Mesh system significantly enhancing the effectiveness of operations beyond visual line of sight (BVLOS).high-resolution radiometric thermal imaging camera, 30fps and 16x digital zoom
No. 4
Autel Robotics EVO II Dual 640T Enterprise V3, 640*512 30Hz T~hermal&8" RYYB CMOS Sensor,10 Color Schemes, 4X lossless Zoom, 42 Min,15KM Transmission, Support Remote ID,w/Strobe/Spotlight/ Loudspeaker
- đ„ăWHY CHOOSE US?ăEvery product we offer is sourced directly from Autelâs factory and is 100~% or.i.ginal. The Autel EVO 2 Dual 640T Enterprise V3 sold here is not only covered by Autel Storeâs af.ter-sa.les service, but also includes a U.S.-based war.ra.nty for timely and dedicated support.đThis bundle is backed by 30 Days REP~LACEMENT or F.U.LL R~E.FUND, 12 Months f-r.e.e from defects services. Any issues, please co.nt.actđ© AutelStoreOnline @ outlook . comđ©
- đă640x512 30HZ T-HERMAL I-MAGING SENSORăAutel EVO II Dual 640T Enterprise V3 equipped with a 640 x 512 high-resolution t-hermal i-maging camera featuring a 13mm focal length lens and 16x digital zoom, it is easy to observe distant targets with incredible detail. With the new image processing algorithm, t-hermal details are incredibly crisp and clear. DRI Ranges: See a specific subject's identity, activity, or personal items.
- đă10+ TEMP M~EASUREMENT MODESăAutel EVO 2 Dual 640T Enterprise V3 provides Central/Spot/Regional/Temperature Alarm/Isotherm/Image Enhancement/Picture-in-Picture Display Mode measurement modes. It also supports 10 T-hermal Color Palettes (White Hot |Cold and Hot |Rainbow |Enhanced Rainbow |Ironbow |Lava |Arctic |Searing | Gradation|Heat Detection. Free IRPC TOOL can quickly import images, edit & analyze temperature m~easurements, and generate detailed reports for sharing and collaboration.
- đă50MP ULTRA-SENSITIVE CAMERAă Autel EVO II Dual 640T Enterprise V3's 0.8'' RYYB sensor features the Moonlight Algorithm 2.0 that provides excellent noise reduction in limited lighting conditions, further enhancing its 50-megapixel camera to give users more detail for better forensics and analysis.
- đăENTERPRISE V3 MISSION VERSATILITY & WIDE APPLICATIONăAutel Dual 640T Enterprise V3 can work with Strobe/ Spotlight/ Loudspeaker/ RTK module (This package NOT include RTK) to evolve from a simple imaging tool to a multifunctional flight platform that can adapt to different scenarios. With its outstanding performance, Autel EVO II Dual 640t enterprise version 3 widely used in legal h~unting, Public Safety, Traffic Supervision, Power Inspection, Search and Rescue, Mapping, and more.
No. 5
Autel Robotics EVO Lite 640T Enterprise, 640 * 512 30Hz T~hermal&1/2'' CMOS 48MP C-amera, AI Target Recognition, 40 Minutes,12KM Transmission, Support Remote ID
- đă 640x512@30 FPSăAutel EVO Lite 640T Enterprise has same t~h.ermal i.m.aging function as Autel EVO 2 dual 640t V3/Enterprise V3/RTK V3, but more cost-effective. It has a resolution of up to 640x512@30 fps. It also comes with a 9mm lens, 16X digital zoom, providing greater resolution than any c.a.mera in its class, enabling p.ilots to see deep detail in dark environments. đŁFor ass.istance with packaging, accessories, usage, firmware updates, or any other issues, please rea.ch our te.ch su.pport team at đautelofficial @ outlook . comđ
- đă1/2 Inch 48MP Visible Light C~a~meraăThe 1/2 inch CMOS sensor and effective 48 million pixels, using to capture i.m.ages with a larger field of view within a relatively short shooting distance. It is equipped with a 3-axis stabilized gimbals with a high-precision power motor structure, which can ensure stable video recording when autel lite 640T is flying.
- đă2026 AUTEL ENTERPRISE APPăThe Autel Enterprise App goes beyond the Autel Explorer and Autel Sky apps with advanced features. AI target recognition and positioning enables the EVO Lite 640T enterprise to automatically detect and locate objects like people, vehicles, and boatsâplotting them directly on the map. Designed for efficiency, the app offers a streamlined interface with customizable toolbars and integrates smart professional tools to maximize the industrial potential of your Autel EVO Lite Enterprise Series.
- đăSKYLINK 2.0 & AUTEL SMART CONTROLLER SE V2 ăAutelâs SkyLink 2.0 transmission system delivers enhanced stability and speed, supporting HD video up to 12 km. It automatically selects the optimal channel across 2.4GHz, 5.2GHz, and 5.8GHz bands for strong anti-interference performance. Included with the EVO Lite 640T Enterprise is the 6-inch Smart Controller SE V2, featuring 800 nits max brightness and a 1440Ă720 resolution display.
- đăEXCELLENT PERFORMANCEăWeighing just 866g, the Autel EVO Lite 640T Enterprise is compact yet powerful. It delivers exceptional performance across diverse scenarios, enhancing efficiency for solo operations. Main features include: 40 min max fly time, 17m/s max speed, 12m/s wind resistance, 4000m max takeoff altitude.
No. 6
Autel Robotics EVO II Dual 640T Enterprise V3, Support Remote ID, 640 * 512@30 fps T~hermal Imaging, 0.8" RYYB CMOS 8K Sensor, DRI Ranges, 1-16x Zoom, 42 Mins,15KM Transmission
- đăAUTEL ROBOTICS USA AUTHORIZEDăWe are the longest and largest distributors of Autel Robotics. Over the years, we have maintained a close partnership with Autel, providing customers with high-quality products and excellent tech service. With extensive experience and strong technical expertise in this industry, we are able to offer customized solutions and professional technical support to our customers. All the products we offer include FULL USA WA-RRANTY. Pls contact đ§autelofficial @ outlook . comđ§
- đ„ă2026 NEWEST VERSION 3ăCompared to Version 2, 2026 NEW Version 3 of Autel EVO II Dual 640t enterprise has a fully improved high-quality imaging system, upgraded 15km (9.3 miles) image transmission range, and additional modular accessories(strobe/spotlight/loudspeaker) help you meet a variety of use cases including insp-ection, search and rescue, mapping, public safety, firefighting and more.
- đ„ăA NEW GENERATION OF T~HERMAL IMAGING SENSOR FOR MULTIPLE TEMP MODESăAutel EVO II Dual 640T Enterprise V3 t~hermal imaging sensor has a resolution of up to 640x512@30 fps. It also comes with a 13mm lens, 16x digital zoom, and is capable of recognizing subjects at distant. The built-in infr-ared sensors and high-speed processors, provides a variety of t~emp m~easurement functions, easy to catch data: Spot/Regional/Central/Temperature Alarm/Isotherm/Image Enhancement.
- đ„ăALL DETAILS CAPTURED BY VISIBLE CAMERAăThe 0.8-inch RYYB CMOS sensor and Moonlight Algorithm 2.0 suppress image noise in limited-lighting conditions, making tar-get location, identification, and classification easier than ever. Also paired with the 50 megapixel camera, EVO II Dual 640T ENT V3 helps you capture every picture detail.
- đ„ăSKYLINK 2.0 PLUS 7.9-INCH TOUCH SCREEN V3 SMART CONTROLLERăAutel EVO II Dual 640t Enterprise V3 is upgraded with Autel new system - SkyLink 2.0, allows video transmission from up to 15 km away and Image Quality up to 2.7K, supports 2.4GHz / 5.8GHz / 900MHz tri-band communication and can automatically frequency change for maximum anti-interference capability. It also comes with 7.9-inch touch screen V3 smart controller which is 4 times brightness than ordinary mobile devices.
No. 7
Autel Robotics EVO MAX 4T V2, Visiable/ Zoom/ Thermal/ L-aser 4 Cameras in One, 48MP&1/2" CMOS 8K Camera, 1-160x Super Zoom, 640Ă512 Thermal Resolution, 16.4â3737 ft L-aser Range, ABX41-D Intelligent Battery In-place Detection, A-Mesh 1.0, 720° No Blind Spot, 42 Min, SkyLink 3.0 for 20KM Transmission
- đ4 MISSION READY PAYLOAD - Autel EVO Max 4T V2 payload integrates âWide-Angle Camera(48MP, 1/2" CMOS, f/2.8 Aperture, 83.4° DFVO, 24 mm Equivalent), âZoom Camera(48MP, 8K 10x Optical Zoom, 160x Max. Hybrid Zoom, f/2.8-f/4.8 Aperture), âThermal Camera(640x512 resolution, 9.1mm Aperture, 16x Digital Zoom, Temperature Measurement, -4 °F to 1022 °F range) and a âL-aser Rangefinder(5 - 1200m Measuring Range, ±1m accuracy) for all data capture needs and critical decision making. đŁFor ass.istance with packaging, accessories, usage, firmware updates, or any other issues, please rea.ch our te.ch su.pport team at đautelofficial @ outlook . comđ
- đA-MESH 1.0 NETWORKING - Multiple machines can be controlled autonomously by 1 pilot or by a group of pilots simultaneously with or without LTE coverage. If one fails or exits unexpectedly, the entire system will independently self-organize and continue to relay critical information. The new A-Mesh system of Max 4T V2 enables machine-to-machine autonomous communication, connection, and collaboration.
- đ720° ULTIMATE OBSTACLE AVOIDANCE - Autel EVO Max 4T V2 is the only one that combines traditional binocular vision systems with millimeter wave ra-dar technology. This allows the onboard Autel Autonomy Engine to perceive objects down to 0.5 inches, eliminating blind spots and enabling operation in low light or rainy conditions. đ Autel EVO MAX series V2 has refined the placement of the fisheye lens and navigation lights, further enhancing the MAX 4T V2's visual obstacle avoidance capabilities.
- đANTI JAM, ANTI INTERFERENCE - The EVO Max 4T V2 uses advanced flight control modules and algorithms specially designed to counter RFI, EMI, and GPS spo-ofing. This enables the EVO Max 4T V2 to fly confidently and safely near power lines, critical structures, and in complex areas.
- đAUTEL SKYLINK 3.0- Autel EVO Max 4T V2 SkyLink 3.0 system comes with 6 antennas, 4 frequency bands, AES-256 encryption, and optional 4G integration to provide users with the most advanced flight capabilities ever in an EVO. EVO Max 4T V2 supports â 20KM (12.4 miles) Image Transmission Distance, â 1080P@60FPS Real-Time Image Quality, â <150ms Latency and â 900MHz/2.4GHz /5.2GHz/5.8GHz Frequency Bands.
No. 8
DJI Mini 4K Camera Drone Combo, Drone with 4K UHD Camera for Adults, Under 249 g, 3-Axis Gimbal Stabilization, 10km Video Transmission, Auto Return, 2 Batteries for 62-Min Max Flight Time, QuickShots
- No Registration Needed - Under 249 g, this drone with camera for adults 4K does not require FAA registration or Remote ID for recreational use. Visit the FAA's official website for requirements related to drone registration and Remote ID. [1]
- 4K Ultra HD & 3-Axis Gimbal for Cinematic Quality Shooting - Capture stunning moments in any lightâsunrises, sunsets, and night scenes with crystal-clear 4K resolution. Thanks to the 3-axis gimbal, you can achieve cinematic-quality footage with this advanced drone with camera.
- 38kph (Level 5) Wind Resistant - This drone for adults has a stable flight even in Level 5 winds. Brushless motors enhance power and allow takeoff at altitudes up to 4,000 meters.
- 10km Max HD Video Transmission-up to 10 km (32,800 feet) [2] of HD video transmission and has excellent anti-interference capabilities, giving you the ability to freely explore vast landscapes and see clearer.
- Due to platform compatibility issue, the DJI Fly app has been removed from Google Play. To ensure a better product usage experience, please log in to the DJI official website to download the latest version of DJI Fly.
The Ultimate Buying Guide: Choosing Your Perfect Thermal Drone
Thermal drones are amazing tools. They use special cameras to see heat. This lets you find things that regular cameras miss. Whether you are searching for lost pets, checking your roof for heat leaks, or inspecting power lines, a thermal drone can help. This guide will show you what to look for when buying one.
Key Features to Look For
When you shop for a thermal drone, some features really matter. These features decide how well the drone works for your needs.
Thermal Sensor Resolution
- What it is: This is how clear the heat picture looks. Higher numbers mean better detail.
- Why it matters: A low resolution might make it hard to tell a small hot pipe from a slightly warm spot. Look for at least 320×240 pixels for good detail.
Frame Rate (Hz)
- What it is: This is how many times per second the camera updates the image.
- Why it matters: A higher frame rate (like 30Hz) gives you smoother video. This is important if you are flying fast or tracking moving objects.
Flight Time and Range
- What it is: How long the drone stays in the air and how far away you can control it.
- Why it matters: If you need to search a large area, you need a long flight time, usually 25 minutes or more. A good range keeps you safe and lets you see far away.
Gimbal Stability
- What it is: The device that keeps the camera steady while the drone moves.
- Why it matters: A great gimbal stops shaky video. Steady footage is essential for accurate heat readings.
Important Materials and Build Quality
Drones face rough conditions. The materials used affect how long your drone lasts.
Body Construction
- Plastics and Composites: Most consumer drones use durable, lightweight plastics. Some professional models use carbon fiber. Carbon fiber is lighter and stronger, but it costs more.
- Weather Resistance: Check if the drone has an IP rating (like IP54). This means it resists dust and light rain. You should avoid flying in heavy storms.
Propellers
- Material: Propellers made of strong plastic or composite materials last longer. Cheap plastic propellers can break easily, which reduces flight safety.
Factors That Improve or Reduce Quality
Not all thermal drones perform the same. Good features boost quality; poor design lowers it.
Factors That Improve Quality:
- Dual Cameras: Drones that have both a thermal camera AND a regular visible light camera are much better. You can compare the heat image with the real-world view easily.
- Accurate Temperature Measurement: Good drones offer precise temperature accuracy (usually within a few degrees). This is crucial for professional inspections.
- GPS and Obstacle Avoidance: Built-in GPS helps the drone hold its position, even in wind. Sensors that detect obstacles prevent crashes, protecting your investment.
Factors That Reduce Quality:
- Poor Battery Management: If the battery drains too fast or heats up during charging, the quality suffers. Always choose reputable battery brands.
- Heavy Software Lag: When you move the controls, the video feed should update instantly. A noticeable delay (lag) makes flying difficult and dangerous.
User Experience and Use Cases
How easy is the drone to fly? What can you actually use it for?
Ease of Use
- App Interface: The controlling app should be clean and simple. You must be able to switch between thermal modes (like white hot or black hot) quickly.
- Setup Time: A drone that takes only a few minutes to set up and launch provides a better experience than one that needs complex calibration every time.
Common Use Cases:
- Home Inspection: Find missing insulation or water leaks by spotting temperature differences in your walls or roof.
- Search and Rescue (SAR): Locate missing persons or animals, especially at night, by sensing their body heat against cooler ground.
- Agriculture: Check large fields to see which plants need water or fertilizer based on their temperature.
10 Frequently Asked Questions (FAQ) About Thermal Drones
Q: What is the main difference between a regular drone camera and a thermal camera?
A: A regular camera sees light that our eyes see. A thermal camera sees infrared radiation, which is heat energy. It lets you see warm things even in total darkness.
Q: Do thermal drones need daylight to work?
A: No. Thermal drones work very well in complete darkness because they rely on heat, not visible light. They are excellent for nighttime operations.
Q: How much does a good entry-level thermal drone cost?
A: Entry-level drones with decent thermal sensors often start around $1,500 to $2,500. Professional models with very high resolution can cost much more.
Q: Can I use my thermal drone to see through walls?
A: No. Thermal cameras cannot see through solid objects like concrete or thick wood. They only detect heat radiating from the surface of an object.
Q: What is “temperature calibration,” and why does it matter?
A: Calibration makes sure the drone’s temperature readings are correct. Good calibration is needed for serious work like checking electrical panels for overheating.
Q: What type of battery do most thermal drones use?
A: Most thermal drones use Lithium Polymer (LiPo) batteries because they are powerful and relatively light for the energy they store.
Q: Are thermal drones loud?
A: Yes, all drones make noise because of the spinning propellers. Thermal drones are generally the same volume as non-thermal drones of similar size.
Q: What is the best way to store my thermal drone?
A: Store the drone and batteries in a cool, dry place. Always remove the main flight battery if you are storing it for a long time to keep the battery healthy.
Q: Do I need a special license to fly a thermal drone?
A: If you fly the drone for business or work (like inspecting a roof for a client), you usually need a commercial license, like the FAA Part 107 in the US. Hobby flying rules are often different.
Q: How long does the thermal camera battery usually last?
A: The thermal camera often has its own small battery or is powered by the main flight battery. The camera module itself usually runs as long as the drone stays in the air.