HQRP IR Digital Non-Contact Infrared Thermometer Temperature Laser Gun plus HQRP UV Chain/UV Health Meter HQRP&reg; IR Thermometer plus HQRP&reg; UV Chain / UV Health Meter; Backlight selection; Resolution: 0.1C (0.1F); Accuracy: +/- 2C / +/- 2%; Distance Spot Ratio: 8:1; C/F Selection; Emissivity: 0.95 (Pre-Set); Auto Power Shut Off; Automatic Data hold; Low Battery indication; DC 9V Bttery; 200 days warranty!