Feature:      1. One-piece molding without burrs, glossy bring installation  2. Alloy material coated with anti-corrosion paint, greatly improving service life  3. Large heat dissipation area can better maintain long-term operation  4. Display center point, maximum and minimum temperature, with complete functions  5. Built& 8209;in memory, you can take 100 photos without the help of other tools. The Micro USB data cable is directly connected to the computer, and the computer can browse, copy and delete pictures       Specification:                Item Type: Infrared Thermometer  Material:        Plastic         Model: MLX90640  Use MLX90640ESF-BAA infrared thermal imaging sensor  Resolution: 32x24  Temperature Measurement Range: -40& 8451;~300& 8451;  Measurement Accuracy: ±2& 8451; (central area, 0~100& 8451;)  Working Temperature: 10& 8451;~50& 8451;  Working Humidity: ≤70%  Refresh Rate: 8HZ  No calibration required  Sensor Field of View: 55°x35°  Emissivity: 0.1~0.99 Adjustable  Display center point, highest and lowest temperature  Camera function(built-in memory, you can take 100 photos, without the help of other tools, the Micro USB data cable is directly connected to the computer, and the computer can browse, copy and delete pictures)  Two Color Modes: Iron red and   Built-in rechargeable battery (can be used about 4 hours when fully charge, takes about 1.5 hours to fully charge)  Screen Size: 2.4inch (display resolution: 320x240)  Battery Model: Lithium battery  Battery Capacity: 2000 mAh                 Measuring Distance:best within 1M            Package List:    1 x Infrared Thermometer    1 x Lanyard    1 x USB Cable         Note:               Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.