BT1, Wireless temperature sensor
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Type: Wireless temperature sensor
The operating range: ~ 100m
Two-way communication with an alarm receiving acknowledgment : Yes
Radio Frequency ( MHz ) : 868
Message encryption: Yes
Supervision transmission : 60min .
Battery voltage: 3,6V
Battery Type : 1 / 2AA
Battery life : 2-3 years
Compatibility: control panel with built-in tuner P16 , P32 , P64 , wireless receiver EXT116S