Features: This Infrared Thermometer Machine could be used to test Hot water pipes, Hot engine parts, cooking surfaces, hot tubes & Insulation, Electrical connection, ballasts in electric lights, Swimming Pools & Fish Tanks, Hot & Cold Food Products, Heating & Air Conditioning etc. High resolution laser thermometer that detects energy emission in the infrared spectrum and converts reading into a display of temperature. Response Time 500mSec, 95% Response. C/F unit selectable. Auto Power Shut Off & Data Hold. Laser ON/OFF selectable. Backlight ON/OFF selectable. Auto power off. Best choice for yourself or your friend.You will not be disappointed Product properties: Brand:None Power supply9V battery(not included) Style: Handheld Usage: Industrial Theory: Infrared Thermometer Display Type: Digital Material:Plastic Specifications: Color: Blue Size: 170*90*47mm Temperature Range: -50