Feature:1. RECHARGEABLE BATTERY WITH USB INTERFACE: Built in 1000mAh rechargeable lithium battery, as well as Micro USB interface, no need to worry about power2. 8HZ REFRESH RATE: The refresh rate is 8Hz, the target temperature measurement range is from ‑40 ~ +300℃, and the operating environment is 0~50℃, very practical3. 0.1‑0.99 EMISSIVITY: Emissivity can be adjusted in the range of 0.1 to 0.99. Sensor probe field of view, default 75 degrees x 110 degrees for MLX90640BAA probe4. COMPLETE DISPLAY: 2.4in LCD screen has a resolution of 320x240, the screen displays the highest temperature, the lowest temperature, the center point temperature, and each coordinate point5. ALLOW CONNECT TO COMPUTER: Built in memory, can take 100 pictures, use Micro USB cable to connect directly to the computer, you can browse, copy, delete picturesSpecification:Item Type: Infrared Thermal ImagerMaterial: ABSColor: BlackDisplay: 2.4in color display, 320x240Resolution: 32x24Field of View: 75°x110°Temperature Measurement Range: -40℃~300℃Measurement Accuracy: ±2℃Refresh Rate: 8HZNo calibration requiredEmissivity: 0.1~0.99 adjustableBattery: 1 x Lithium battery, 1000mAhCharging Time: About 2 hoursPower Supply: Micro USB 5V/1AWorking Temperature: 0℃~50℃Item Size: Approx. 160x56x20mm/6.3x2.2x0.8inScope of Application: Cooking temperature detectionPhysical and chemical energy conversion experiment observationTeaching demonstrationSimple circuit board auxiliary maintenance diagnosisHome appliance inspection (refrigerator, conditioner, refrigeration, electric rice boiler, heating inspection, etc.)Other heat sourcesDetection Distance: The human body is imaged into a point within 4 meters Package List:1 x Thermal Imager