Features：100% Brand New.Temperature range: -50 ~ 330℃ (-58~626℉).Accuracy: ±1.5% or ±1.5℃Resolution: ±1% or ±1℃Distance Spot Ratio: 12:1Emissivity: 0.95 (fixed)Resolution: 0.1℃/0.1℉Red Laser Power: less than 0.5 MWPower supply: 2 x AAA bat