Features: 1. This is a portable handheld thermometer with high reliability and high precision with an accuracy 2. Conversion of Celsius and Fahrenheit units 3. Ergonomically designed and portable, it is the great tool for laboratories, factories, industry and home. 4. With color LCD backlight display and data retention function, easy to read data in the dark. 5. With automatic power off power indication, low power consumption, automatic shutdown indication. Specification: Temperature range: -32-550 degree Celsius (-26 to 1022 degree Fahrenheit) Accuracy (on condition 23 -33degree Celsius): -32 degree Celsius(-26 degree Fahrenheit) to 0 degree Celsius (32 degree Fahrenheit) 3 degree Celsius, 0 degree Celsius (32 degree Fahrenheit) to 100 degree Celsius (212 degree Fahrenheit) 2 degree Celsius, 100 degree Celsius before 2 degree Celsius or 2% whichever is greater Repeatability: 1% of reading or 0.1 degree Celsius Response time: 500msec, 95% response Spectral response: (8-14) one & 500 ms Emissivity: 0.95 preset Environment operating range: 0 to 40 degree Celsius (32-104 degree Fahrenheit) Relative air humidity: 10-95% rh noncondensing Storage Temperature: -20-60 degree Celsius (-4-140 degree Fahrenheit) Weight: 130g Dimensions: 146x80x38mm Distance to Point Size: 12: 1 Power: 2 x AAA battery (not inlcuded) Package Includes: 1x Infrared Thermometer 1x manual includes: 1x Infrared Thermometer 1x manual