1.model number:VC303B 2.Temperature range:-32 to 350 degree 3.Distance spot ... :12:1 4.Response Time:500ms Infrared thermometer Model number:VC303B Temperature Range-32 to 350 degree(-25.6-662°F ... supply9V BatteryWeight147.50g includes batteryDimension153*101*43mm Victor Infrared thermostat VC303B