Supco LTH LOGiT Temperature and Humidity Data Logger, 3" Length x 2-1/2" Width x 1-3/32" Height

The LTH is a self contained, precision instrument for recording the temperature, humidity and dew point of the surrounding environment. The LTH can store up to 21500 temperature samples, or up to 10,750 samples of temperature, humidity and dew point. Sample point capacity: 21,500 for Temperature only 10,750 points for temperature, humidity and dew point. Sample rate: 1 second to 18 hour. Alarms: Over and under alarms for temperature and humidity. visual alarm indication. Temperature range: 32 to 140 degree F (0 to 60 degree C) with alkaline battery, -40 to 150 degree F (-40 to 65 degree C) with Lithium Battery. Temperature accuracy: +/-2 degree F (1 degree C). Temperature resolution: 0.1 degree F (0.05 degree C). Time accuracy: +/-100ppm at 75 degree F. Relative humidity range: 0 to 99.9 percent RH, Non-condensing. Relative humidity accuracy: +/- 2 percent full scale, from 0 to 95 percent RH for temperatures between 32 degree F and 140 degree F (0 degree C 60 degree C). Relative humidity resolution: 0.1 percent RH Humidity is factory calibrated. Operating range: temperature: 32 to 140 degree F (0 to 60 degree C) using alkaline battery. -40 to 150 degree F (-40 to 65 degree C) using lithium battery. Humidity: 0 to 99.9 percent, non-condensing. Storage temperature: -40 to 170 degree F (-40 to 77 degree C). Calibration: Single point offset calibration available through software. Power source: 9V Alkaline or lithium battery. Battery life (average use): 20 Months using alkaline battery, 40 months using lithium battery. Measures 3" length by 2-1/2" width by 1-3/32" height, Weight: 2.5 oz (71g). 1 Year warranty.