The 87799 logs your data to an SD card, you can also review the data on the unit's screen. The external probe will show the temperature of a second remote (e.g. outside) area.
PRODUCT DETAILS:
Large LCD display of Temperature, Humidity
Automatic Logging to SD Card
External Probe for Secondary Temperature Reading
Sampling Rate from 1 minute to 12 Hours
SD Card - included
No External Software Required
Audible & visible alarm so that you can correct any situation quickly.
Wall Mount or Kick Stand
Optional Mains Power Connection
PRODUCT SPECIFICATIONS:
Temperature measuring range: 0 up to 50°C
Accuracy: ± 1°C
Humidity measuring range (RH): 20 up to 90%
Accuracy: ± 5%RH at 25°C otherwise ± 7%RH
External probe temperature measuring range: -10 up to 70°C
Accuracy: ± 0.6°C from 0 ~ 50°C, ± 1.2°C from -10 ~ 0°C & 50 ~ 70°C
Resolution: 0.1% RH and 0.1°C
External probe size: 25mm long x 4mm diameter on 2 meter long, PVC material
External probe IP level: IP65
Operation temperature & humidity: 0 up to 50°C, Humidity < 90%
SD Card - included (4gb Max)
Power: 3 x AA batteries with 5V DC plug-in adaptor - included.