1Handheld infrared thermometer is made of high quality materials, rugged, wear-resistant, suitable for a variety of scenarios. 2The range of IR temperature measurement is -501550(-582822), and with high accuracy. It can meet the needs of most users. 3With large LCD screen display, making it easy to read temperatures from any viewing angle. 4Handheld design, small size, light weight, easy to carry, is a very practical infrared thermometer. 5It features automatic power off control without operation within 20s to keep safety, you don't worry if you forget to turn it off. 6Suitable for air conditioner, transformer substation, factory tail gas, refrigerator, trains, boiling etc.Condition: 100% Brand New Item Type: Infrared Temperature Meter Material: ABS Color: As shown in the picture Model IR-836 Range IR -501550/-582822 Traditional knowledge -501370/ -582498 Accuracy IR -500/ -5832:4 0500/ 32932:1.52/ 3.6 Above 500/ 932:22/ 3.6 Traditional knowledge -501370/ -582498:1.51/ 1.8 Optical resolution 30 : 1 Emissivity Adjustable range: 0.101.0 Resolution 0.1(0.1)1000; 1(1)1000 Response time 250ms Spectral response 814um Polarity display Automatically displayed, "-" indicates a negative sign and a positive sign is unsigned. Diode laser Output Automatic shutdown The meter automatically turns off after 20 seconds Working temperature 050(32122) Storage temperature