CACAZI A86 Electronic Music Remote Control Doorbell One For One AC Wireless Doorbell, Style:UK Plug(Black)

1. Material: ABS, electronic components2. Power supply mode: AC3. Power supply voltage: 110/220 (V)4. Receiver: with indicator light, button, and light on5. Transmitter: 12V 23A battery (delivered with battery)6. Music selection: 60 music7. Volume selection: 5 levels of volume adjustment8. Power consumption: 1 (W)9. Scope of application: 300 meters10. Dimensions: Transmitter: 7.2 x 4.6 x 2.1 cm, Receiver: 9.3 x 6.2 x 3.2 cm