Supco DVT4 Data View 4-Channel Temperature Data Logger with Display, 4" Length x 3-3/64" Width x 1-1/2" Height

Instantly record and view up to 4 temperatures using 1 internal and 3 external sensors. Text display: real time temperature, logging summary, sample rate, memory used and memory left. Graph display: shows measurement trends with scrolling feature, visual over and under alarm indicators. Internal probe temperature range: 15 to 150 degree F (-10 to 65 degree C). External probe temperature range: -40 to 160 degree F (-40 to 70 degree C). USB connection (cable included), compatible with Windows 98SE/ME, 2000, XP, Vista and Windows 7. Compatible with 32 and 64 bit systems. Includes three (3) 15 feet temperature probes (extendible to 300 feet). Application includes: refrigerators/freezers, greenhouses, commercial, refrigeration, systems, florists, wine storage, museums, medical storage, facilities, laboratories. Sample storage: 21,760 points for 4 temperatures, 29,013 points for. Capacity: 3 temperatures, 43,520 points for 2 temperatures, 87,040 points for single temperature. Sample rate: user selectable 1 second to 18 hour. Alarms: visual over and under alarm indicator for all 4 channels. Calibration: user single point offset calibration is available through software for all temperature channels. Calibration can be password protected. Operating temperature: 15 to 150 degree F (-10 to 65 degree C). Storage temperature: -5 to 160 degree F (-20 to 70 degree C). Time accuracy: +/- 100ppm at 75 degree F. Internal probe temperature range: 15 to 150 degree F (-10 to 65 degree C). External probe temperature range: -40 to 160 degree F (-40 to 70 degree C). Temperature accuracy: +/-1 degree F (0.5 degree C). Temperature resolution: 0.1 or 0.1 degree C. Power source: Three AA batteries (included). Battery life: 1 year continuous use, 2 years average use. The logger automatically turns itself off after 1 hour, when not logging. Turn on by pressing any button. Measures 4" length by 3-3/64" width by 1-1/2" height. Weight: 7 oz (200g).