Power supply
2AA 1.5V alkaline batteries
Frequency band
868MHZ
Ambient temperature-operation
0℃~50℃ (32°F~122°F)
Ambient temperature-transport
-10℃~60℃ (14°F~140°F)
Room temperature setting range
5℃~50℃or 41°F~123°F
Wireless transmitting range
100m in the open air
Dimensions
115mm*90mm*32mm