Plug-through Wireless Doorbell Ringer for Homes

- Unique long range wireless doorbell chime with an additional socket. Great designs to solve the problem of ring chime occupying the socket, which can help you charge your phone, tablet etc.                                                  - Self-powered no battery needed both for transmitter and receiver. When kinetic wireless doorbell switch is expressed, it will generate electricity automatically and transmit stable singal to the wireless doorbell, there is no worry that the chime can't work when battery exhausted. - Operating range up to 150 metres on open air, it's good for villa, multiple-floor houses.                          - Kinetic wireless doorbell switch is waterproof IP44 and no battery required, withstand tough weather conditions.      &nb…