AZ87799 IN/OUT TEMP. & RH% SD LOGGER 

 Features:

*Simultaneously display temperature and humidity

*Advanced SD card logging design for continuous recording

*Easy-to-read super big LCD display

*Check outdoor Temp. conditions through external probe

*Programmable danger zone for warning purpose

*Design with capacitance type RH sensor to get accurate and quick reading

*Temperature unit C/F switchable

*Max / Min function to review data

*Battery low indicator

*Real time display (Hour & Minute, AM/PM)

*Desktop and wall mount for long time monitor

*Audible beeper and bright red LED for danger zone warning

*Long battery life (via alkaline battery) - No logging: One year -

 Logging: One month (sampling rate: 1 min, 1GSD card)