GM320S Infrared Industrial Pyrometer Thermometer, 600°C, High Quality Features: ℃/℉ Selection Data Hold Function Laser-target ON/OFF selection Backlight ON/OFF selection Automatic shutdown in 7 seconds without any operation The product is used to measure the surface temperature of: hot water pipes, hot engine parts, cooking surfaces, hot tubes and insulation, electrical connection, ballasts in electric lights...... ETC < p> Specifications: Temperature range: -50~600℃ (-58~1112℉). Accuracy: ±1.5% or ±1.5 ℃ Resolution: ±1% or ±1℃ Distance Spot Ratio: 12:1 Emissivity Reading Resolution : 0.1℃/0.1℉ Red laser-power: less than 0.5MW Power supply: 2 AAA batteries (batteries are not included) Dimension of product: 145x70x40mm(L*W*H) Net weight: 110g Package includes: 1x Infrared Thermometer