1Auto power off in 20 seconds to extend the battery life, also features a low battery indicator. Measuring range: ?50~600C/?58~1122F and support C/F unit conversion. 2Can be used for cooking, automobile maintenance, HVAC, fire?watch, electrical engineering and more. 3HW600 Infrared thermometer with sensor to measure the non?contact temperature on the surface of an object. 4Digital thermometer has built?in laser to precise hone in on the exact space you want to measure. 5Lightweight and portable makes it perfectly fit your pocket and backpack. Digital LCD display with backlight for easy reading.Condition: 100% Brand New_x000D_Item Type: Non?Contact Thermometer_x000D_Material: ABS Plastic _x000D_Response Time and Wavelength: 500ms 8-14m_x000D_Temperature: -50 to 600 (-58 to 1112)_x000D_Accuracy: _x000D_0C~380: 1.5_x000D_- 50 ~ 0: 3_x000D_Distance to the Object: 12:1_x000D_Operating Temperature: 0~40_x000D_Storage Temperature: -20 ~ 60C_x000D_Working Humidity:10 ~ 95%RH_x000D_Emission Rate: 0.95_x000D_Battery Model: 1.5V AAA x 2pcs (not including)_x000D_Application: Used in cooking, automobile maintenance, HVAC, fire protection, electrical engineering and other hot, dangerous, difficult to touches object temperature measurement 1 x Thermometer 1 x Manual