Features: 1. High precision with non-contact body temperature measurement. 2. You can switch Celsius mode and Fahrenheit mode freely and can also measure max./min. 3. Automatic Power off in 7 seconds without any operation. 4. The LCD with black light is suitable for the low-light environments. 5. This product can store the data automatically for you. 6. Ergonomic design, it is comfortable when using. 7. Laser switch, power off automatically, easy and convenient to operate. 8. Suitable for hot water pipes, hot engine parts, cooking surfaces, hot tubes insulation, electrical connection, ballasts in electric lights, electric motors, bearings, wine coolers hot asphalt, swimming pools, fish tanks, hot & cold food products, heating air conditioning, etc. Specification: Condition: 100% Brand New Model: GM550 Measurement Range: -50℃~550℃( -58℉~1022℉) Accuracy: -50℃~ 0℃( ± 3℃) 0℃~100℃ (± 1.5℃) 100℃~550℃ (±1.5%) Repeatability: 1℃ or 1% of reading Resolution: 0.1℃ or 0.1℉ Response Time: 500m/Sec, 95% Response Emissivity : 0.1-1.0 (adjustable) Distance To Spot Ration: 12:1 Spectral response: 8~14μm Storage Temperature: -20℃~60℃ (-4℉~140℉) Operating Temperature: 0℃~40℃(32℉~104℉) Operating Humidity: 10-95% RH non-condensing, up to 30℃(86℉) Battery: 1 x 6F22 battery (Batteries are not included) Weight: Approx. 182g / 6.4oz Package List: 1 * Infrared Thermometer Note: It's for industrial use, not for body temperature measurement. 1、High precision with non-contact body temperature measurement. 2、You can switch Celsius mode and Fahrenheit mode freely and can also measure max./min. 3、Automatic Power off in 7 seconds without any operation. 4、The LCD with black light is suitable for the low-light environments. 5、This product can store the data automatically for you.