Temperature and Humidity Monitor/ Datalogger Tenmars TM-185D

TM-185.... Large LED Screen ( 23mm x 120mm) Temperature/ Humidity Monitor Product Description : - Complete environmental monitor and alarm - Wall-Mounted LED type, easy reading - Alarm set for Hi and Low limit-Temperature and Humidity - Data Logging Capacity 30, 000 records ( TM-185D only) - LED displays real time data - USB interface ( TM-185D only) Application : This data logging temperature / humidity monitor can be wall mounted and features an easy to read LED. It is capable of datalogging 30, 000 records and is perfect for temperature and humidity monitoring in controlled environments and other critical areas. Specification : Temperature range: -4º to 140º F ( -20º to 60º C) Temp. accuracy: + / -1.8º F / + / -1.0º C ( 23º to 104º F / -5.0º to 40.0º C ) other 3.6º F / + / -2.0º C Temp. resolution: 0.1º F/ 0.1º C Temp. update rate: times/ second Temp. sensor type: Diode Relative Humidity range: 5% to 95% Relative Humidity accuracy: + / -2.0% RH ( at 25º C, 35% RH to 80% RH) . + / -2.5% RH ( at 25º C. 10% to 35% , 80% to 90% ) other + / - 5.0% RH ( at 25º C, 90% RH) Relative Humidity resolution: 1.0 RH Relative Humidity response time: below 4 seconds LED display: 8.4x4.73 inch ( 214mm x 120mm) Power supply: AC to DC Adapter ( 9V/ 1A) Battery backup: DC 9V battery enables continued recording without display reading during power disruption for an hour only. Size: 260 x 178 x 47mm Weight: 1000g