Feature: 1. Clearly Picture: The high definition imaging thermal imager can accurately measure the temperature distribution, high temperature and low temperature, and each color is different, which is convenient for you to observe. 2. Safe To Use: It has undergone strict quality inspections and multiple rigorous tests such as chemical air tightness to ensure that the products are stable and reliable. 3. Powerful: Hand held thermal imager, with four innovative functions including accurate temperature measurement, enhanced detail, visible defects, and extended storage. 4. Durable: Made of high quality ABS material, not easy to damage, long service life, and can be used for a long time. 5. Lightweight And Portable: Small size and light weight, easy to carry out to measure floor heating, plumbing, etc. Specification: Item Type: Thermal Imager Material: ABS Model: DP-21 Power Supply: Rechargeable lithium battery 1x3.7V 3000mAh (built in battery) Purpose: Infrared thermal inspection Parameter Infrared thermal imaging resolution 220x160 Working band 8~14um Frame rate 9Hz NETD 70mK at 25℃ Field of view 35Angle×26Angle Lens focal length 4mm / 0.2in Temperature measurement range -10~+450℃ Temperature measurement accuracy ±2℃ or ±2% Temperature measurement Supports full screen highest point, lowest point, central point temperature measurement and regional temperature measurement Swatches Enhance common swatches such as iron red, white hot, black hot, iron red, colorful, etc. Visible light frame rate 25Hz LED fill light support Image display screen size 3.5in Image mode edge fusion, superposition fusion, picture in picture, infrared, visible light General working time Approximately 4 hours under 25℃ environment Charging It is recommended to use a universal USB charger of 2A or above for the built in battery WiFi supports PC software data transmission Working temperature -20℃~+60℃ Ambient temperature -40℃~+85℃ Waterproof and dustproof IP54 Analysis software Support PC client software analysis Storage capacity Built in memory, can store more than 20,000 pictures Picture storage mode Simultaneous storage of infrared thermal imaging, visible light and fusion images Interface Picture format TIFF format Data and charging interface USB Type-C (support charging and data transmission) . Package List: 1 x Thermal Imager1 x Data Line1 x Lanyard1 x Manual Note: 1. Do not expose the device to dust or moisture, and do not aim the device at a target object beyond the temperature measurement range, otherwise it may cause permanent physical damage.2. When using this equipment, please keep the equipment stable and avoid shaking.3. Do not disassemble the equipment by yourself, otherwise it may cause damage to the equipment and invalidate your warranty rights.4. Do not try to open or disassemble the battery, and do not place the device in a high temperature environment or near high temperature objects.5. If the lens surface is dirty, please wipe it carefully with professional lens paper.