Extech Hygro-Thermometer plus InfraRed Thermometer. This device measures relative humidity, air temperature (with probe), and surface temperature (with the InfraRed function). The large, easy-to-read backlit LCD includes primary and secondary displays plus numerous status indicators. The InfraRed feature includes a laser pointer for convenient targeting. Careful use of this meter will provide years of reliable service.
Humidity/Air Temperature Probe Probe input jack Laser pointer IR Sensor Rubber holster LCD Display IR thermometer measurement button IR and Relative Humidity function buttons (4) Air Temperature function buttons (3) Probe holder Power ON/OFF button Backlight button
Approx. 24 hours (if Backlight and Laser are used continuously the battery life is reduced to 2 to 3 hours approx.)