Overview: Temperature range:-32 ~ 350℃ (-26~662℉) Accuracy:±1.5% or ±1.5℃ Repeatability:±1% or ±1℃ Distance Spot Ratio:12:1 Emissivity:0.95 preset Resolution:0.1℃/0.1℉ Response Time:500ms Wavelength:8-14μm ℃/℉ Selection Data Hold function Laser Target Pointer ON/OFF selection Backlight ON/OFF selection Auto Power Shut Off in 7 seconds without any operation Power supply:9V battery (Included) Specification: Weight Approx:147g Size Approx:15.3 x 10.1 x 4.3