Tenmars TM-185 USB Interface Temperature Humidity Data Logger with Large LED  Display                                  Product Description& 65306;                   - 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& 65306;                   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& 65306;                                                                Temperature range:           -4º to 140ºF (-20º to 60ºC)                             Temp. accuracy:           +/-1.8F / +/-1.0C (23C to 104F / -5.0C to 40.0C ) other 3.6F /+/-2.0C                             Temp. resolution:           0.1F/0.1C                             Temp. update rate:           times/second                             Temp. sensor type:           Diode                             Relative Humidity range:           5% to 95%                             Relative Humidity accuracy:           +/-2.0%RH (at 25C,35%RH to 80%RH). +/-2.5%RH (at 25C. 10% to 35%,80% to 90%) other +/- 5.0%RH (at 25C,90%RH)                             Relative Humidity resolution:           1.0 RH                             Relative Humidity response time:           below 4 seconds                             LED display:           8.4x4.