Wind,light,Rain sensor
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4 /single channelInsertion Transmitter with Wall Holder and GP12V Battery, Suitable for Rolling Doors,awning,
Transmitter:
With the wall holder
Single channel
GP12V battery
Save power design
With wall holder, four channels and GP12V battery Power saving design Voltage: 110 or 220V AC Mainly used for curtains, roller shutters and roller doors