HT-200 Mini Infrared Thermometer range:-20C to 220C D:S=1 ... Fixed at 9.5 Accuracy:+-2% or +-2C/+-4F HT-200 Mini Infrared Thermometer Features New and small designAutomatic Data Hold ... and oFSet Min, Max, LockLock functionLow battery indication Specifications ModelHT-200 Range-20°C ~ 220 °C (-4°F ~ 428 °F)Resolution0 ... have any questions, please contact with Yoyo Liu now. HT-200 Mini Infrared Thermometer