Wireless 8 Channel Multi Thermometer Hygrometer

Feature: 
1. Indoor temperature (ºF or ºC) and humidity 
2. Display outdoor temperature and humidity in 8 locations 
3. Outdoor(CH 1,2,3) and indoor temperature/humidity HI/LOW alarm 
4. Min/Max records of temperature and humidity 
5. Temperature and humidity manual calibration 
6. Temperature and humidity trends indication 
7. Comfort level indication 
8. Can receive up to 8 sensors 
9.With dip switch to set up and fix 1-8 channels 
10.Long searching function after communication is lost 
11.Free Standing or hanging 
Specification: 
Indoor temperature range :0~60ºC 
Outdoor temperature range:-40~60ºC 
Temperature accuracy:±1ºC 
Humidity range:10%~99% 
Humidity accuracy:±5% 
Transmission frequency:433MHZ 
Transmission range:100meter(300feet) in open area 
Transmission interval: 60 seconds