Benetech GM-1150 infrared thermometer has -50'C +1150'C range, 1.8 inch screen, measuring range 50~1150'C, measuring accuracy +/-1.5% or +/-1.5'C, repeatability:+/-1%; response time 500msec, response wavelength 8~14um, emissivity 0.10~1.00, resolution 0.1'C / 'F, can set high / low temperature alarm, LCD backlight, auto power off, low battery indicator, 9V battery.