1. 2.4in LCD Screen: Thermal imaging camera built in rechargeable lithium battery. 2.4in LCD screen with 320x240 resolution. Screen displays maximum temperature, minimum temperature, center point temperature and all coordinate points. 2. Temperature Measuring Range: The thermal imager has a refresh rate of 8Hz and an adjusting emissivity in the range of 0.1 to 0.99. The target temperature measurement range is ‑40 to +300°C and the operating environment is 10 to 50℃ 3. Sensor Field of View: The thermal imaging camera has a default sensor field of view of 75x110°. Two color modes, iron red and colorful. 4. Micro-USB Interface: The thermal imaging camera has a p o function and built in memory for up to 100 p os. Use the micro-USB cable to connect to a computer to view, copy and delete images directly. 5. Wide Application: LCD thermal imager can be used for temperature detection of human body, PCB components heating, floor heating, auto parts, electrical switches and other situations. Item Type:Thermal Imaging Camera Resolution:320x240 Measurement Range:-40℃-300℃ Measurement Accuracy: ±2℃ (Central Area, 0-100℃) Working Temperature:10℃-50℃ Working Humidity:less than equal 70% Refresh Rate: 8Hz Sensor Field Of View: 75x110° Emissivity: 0.1-0.99 Adjusting Display Center Point, Maximum And Minimum Temperature Pattern Color: Iron Red, Colorful Battery:Rechargeable Lithium Battery 750mAh x 1(Shipped With Built In Battery) Use Time:4h Charging Time:1.5 Hours Power Port:Micro-USB 5V 1A Size:. 87 x 53 x 20mm/3.4 x 2.1 x 0.8in Color:Blue Material:ABS Package Contents: 1 x Thermal Imager 1 x USB Cable 1 x Portable Rope Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.