Transmitter size: 77 * 46 * 20 mm
Receiver power source:3*AA batteries(not included)
Transmitter battery type:23A12V alkaline battery(not included)
Transmitter waterproof rating:IP44
1 x Transmitter
1 x Receiver
Easy installation – simply mount with the double-sided adhesive or screws.
Receiver is completely portable and works anywhere in the house.
This doorbell comes equipped with 36 different chimes for whatever mood you’re in.
The receiver is a distance of 200 meters (in an open area), which can be affected by the environment and obstacles.