Features: brand new and high quality Thermograph Camera is easy to operate and use, wide application range, has a long service life. The module can be directly powered by USB 5V to produce infrared images. Using AMG8833 infrared heat sensor. The resolution is 8x8, and the maximum sensing distance is 7 meters. Can be used to check electronic products. Portable small, high performance, easy to use. Specifications: Material: PCD Size: 90x80x20mm/ 3.54x3.15x0.79 inch Temperature accuracy: High performance type high gain: typical 2.5 4.5. High performance type low gain: typical 3.0 5.4. Human detection distance: 7m or less (reference value) 22.966 ft. Package Includes: 1x Infrared Thermal Imager note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.