BENETECH GM320 Digital Infrared Thermometer Range: -50 - 400 Degree CFeatures 1. Light on off switch, Auto power off & temperature data hold. 2. Precise non contact IR thermometer, safe and easy to use. 3. It is suitable for hot water pipes, hot engine parts, cooking surfaces, hot tubes insulation, electrical connection, ballasts in electric lights, electric motors, bearings, wine coolers hot asphalt, swimming pools, fish tanks, hot & cold food products, heating air conditioning, etc. Specifications 1. Emissivity: 0.