hot selling battery less doorbell wireless doorbell 25 melody ring tones CE ROHS standard wireless doorbell Plug in Qingdao

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about our Tech Intro. of waterproof doorbell wireless batteryless doorbell Plug :

Battery-free wireless doorbell requires no battery and no wire. It uses the unique energy harvesting technology and ultra low-power wireless technology with worldwide patents pending.When users press the button, energy converting module inside will change the mechanical energy into electric energy. Then the wireless module of the button sends the signals to receiver. The receiver receives the signals and plays music/react.  

Technology Advantages of waterproof doorbell wireless batteryless doorbell Plug :

1.no battery no cabling

2.long service life

3.waterproof

4.endure high&low temp.

5.anti-sunshine

uce the cost 

7.environmental

8.the new operation:learn model 

Unique self-learning code system. Set the doorbells by yourself. 

Type1: Add Chimes

No limit to the number of chimes. Just add chimes as needed. 

Type2: Add Buttons

Maximum of 3 buttons can be learned to a single chime. 

The receiver has been paired to the transmitter at factory,after installation,it’s ready to work.

Operation & features.  of no cabling&battery doorbell Plug :

Plug in the receiver,and when someone press the transmitter,the receiver will play music and LED flash.

The receiver has been paired to the transmitter at factory,after installation,it’s ready to work.

Short press the round button on the receiver,you can change the ring tones.

Double press the round button on the receiver,you can change the volume-high, middle ,low

Long press the round button on the receiver for 5 seconds,and the LED off,then quickly press the transmitter,you just finished the self-learning setting.

Standard package of no cabling&battery doorbell Plug :

one transmitter,

one receiver,

one adhesive pad,

one user manual,

one button mounting base,

two screws

Standard double blister packaging (PVC or PET)

heat sealing or staple sealing.