Digital Version GM320 Infrared Thermometer Non-Contact Temperature Meter Pyrometer Laser Temperature Gun -50~400 (-58 to 752) Specifications: Temperature range: -50 ~ 400C (-58~752F) Accuracy: 1.5% or 1.5 Resolution: 0.1C or 0.1F Distance Spot Ratio: 12:1 Emissivity: 0.95 preset Spectral response:5-14 um Operating Temperature:0-40C(32-104F) Storage Temperature:-20--60C (-4--140F) Power supply: 2 x AAA battery ( not included) Typical battery life :Laser off :12hrs The product is used for to measure the surface temperature of: Hot water pipes, Hot engine parts, cooking surfaces, hot tubes & Insulation, Electrical connection, ballasts in electric lights...... Features: 1.100% New. 2.C/F Selection 3.Data Hold function 4.Laser Target Pointer ON/OFF selection 5.Backlight ON/OFF selection 6.Auto Power Shut Off in 7 seconds without any operation.