EXTECH RH101 thermometer

EXTECH RH101 Hygro-Thermometer and 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. Features: Combination Humidity meter plus InfraRed Thermometer features a super large backlit dual display Primary and Secondary displays — Primary display is user selectable for IR or Humidity; Secondary always displays ambient temperature InfraRed thermometer has built-in laser pointer and an 8: 1 distance to target ratio Auto power off Data Hold and MAX Specifications: Display: Dual LCD with Backlight and status indicators. Sensor Type: Humidity: Precision capacitance sensor, Temperature: Thermistor ( probe) and InfraRed. Response Time: IR Temperature: 0.5 seconds; Probe Temperature and Relative Humidity: 3 minutes. Accuracy note: Accuracy is specified for the following ambient temperature range: 64 to 82° F ( 18 to 28° C) . Sampling Rate: 2.5 samples per second. InfraRed Emissivity: 0.95 ( fixed) . IR Field of View: D/ S = Approx. 8: 1 ratio ( D = distance, S = spot) . Laser power: Less than 1mW. IR Spectral Response: 6 to 14 ¼ m ( wavelength) . Operating Conditions: 32 to 122° F ( 0 to 50° C) ; < 80% RH non-condensing. Storage Conditions: 14 to 140° F ( -10 to 60° C) ; < 80% RH non-condensing. Power Supply: 9V Battery with auto power off ( after 10 minutes) . Battery Life: Approx. 24 hours ( if Backlight and Laser are used continuously the battery life is reduced to 2 to 3 hours approx.) . Dimensions / Weight: 5.9 x 2.8 x 1.4” ( 150 x 72 x 35mm) ; 8.3 oz. ( 235g) .