Linbell doorbell door bell pet music door chime UK Plug with 1 transmitter and 1 receiver

Linbell doorbell door bell pet music door chime UK Plug with 1 transmitter and 1 receiver

1. Self-powered doorbell that requires no battery
2. Receiving distance: 100M Remote (in open area)
3. Relay function that can extend the wireless range
4. 38 ring tones 4 level volume with max 105dB
5. LED indicator on both transmitter and receiver
6. Transmitter service life: 200,000 times
7. Transmitter Feature: IPX7 outdoor waterproof
8. Transmitter Size: 67 x 67 x 20 mm, Receiver Size: 67 x 67 x 21 mm