E1 Battery- free wireless doorbell with high end waterproof doorbell 433MHz doorbell

Battery- free wireless doorbell first in the world

Tech Intro

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 convert the mechanical energy into electrical energy. The wireless module of the button will send signals to the receiver, which will receive signals and play music.

Advantages

Our product is battery-free wireless doorbell with many advantages as follows,

1. self powered button. 

  It requires no batteries and other external power.

2. wireless.

  You can use it anywhere as you like.

3. waterproof transmitter. 

  Soak it in the water for four month, it still works well.

4. inflame retarding receiver.

  Enlarge the safety of your house.

5. 25 polyphony ring tones in the receiver. 

  More choice, more happiness.

6. 120m long range distance in open area.

  Powerful signal transmission.

7. endure low and high temperature.

  It can work even in a sever environment.

8. 433MHz .

  It has stable performance.  

Certification

CE/ EMC/ LVD /R&TTE/ RoHS/ IPX7

Specification

Operation and Features

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

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

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

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

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

Pictures