Sunski Headlands Sunglasses - Lime

General Tools and Instruments Multi-Function Psychomotor is perfect for accurately measure any environments temperature, wet bulb temperature, relative humidity (RH), dew point and other moisture parameters. The instruments external probe allows you to determine the difference between an objects internal and external surface temperature, or the condensation temperature. Features a jumbo backlit display with triple readout. This device is field calibratable using optional 33%25 and 75%25 salts and toggle between Fahrenheit or Celsius with the devices switch. This multifunctional tool has a data hold button and a minimum and maximum temperature button; it is also capable of calculating and displaying wet bulb temperature. Monitor battery life with the low battery indicator; the psychomotor also has a 20-minute Auto Power Off saving your battery charge when not in use (this feature can be disabled for calibration). 9V battery included.