Features:
1. Easy operation: When connected to computer, the software will read data automatically, and form reports.
2. LCD screen displays the temperature, humidity, time, log points, over temperature alarm, temperature upper/lower limit and Max/Min temperature.
3. Two sensors: one internal temperature sensor, one internal humidity sensor, one external temperature sensor.
4. Used to record temperature data over a long period of time.
5. LCD displays data and settings.
6. Above one year battery life.
7. 16000 data recording capacity.
8. Data management software & USB cable included for working with PC easily.

Specifications:
1. Temperature measuring range: -30℃~+60℃; external sensor(cable length 1.1m): -40℃~+85℃.
2. Temperature accuracy: -30℃~+60℃, ±0.5℃; others: ±1.0℃
3. Temperature unit: Two scales ( °C / °F ), set through RC-4HC data management software.
4. Humidity measuring range: 0~99%RH
5. Humidity accuracy: ±3%RH(25℃,20~90%RH), others, ±5%RH
6. Resolution: Temperature 0.1℃; Humidity 0.1%RH
7. Record capacity: 16000 points(MAX)
8. Record interval: 10s~24hour adjustable
9. Connect interface: USB interface
10. Two kinds of Power supply: CR2450 battery or power supply via USB interface
11. Battery life: in normal temperature, if the record interval sets as 15 minutes, it could be used above one year.
12. Ambient environmental temperature: -30℃~+60℃; in the low temperature environment, LCD displays slowly, while it has not an impact on the normal measuring nor recording. Once the temperature recovering, it could display normally.

Package include:
1x Temperature and Humidity data logger