Contact Information

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Battery-free Wireless Doorbell

Battery-free Wireless Doorbell

Technical data

Input Voltage 

AC 85~265V 50/60Hz

Working Type: Push-Button
Power Mode:


Standby power <0.25w
Control Distance: 30M indoor
Frequency Bands: 433MHz
Lifetime: >200,000 times
Number of songs

48songs(Default Ding-Dong)

Volume Range 6 grade(including Silence)


Receiver Dimensions: 94*53*34mm


More Details

No Battery

The doorbell transmitter is embedded with micro generator

Which can collect emergy when press. No battery inside.


Embedded with micro generator=At least 160 batteries(Based on 20 years)


No need to change the battery frequently, save money, and eco-friendly


Sample Picture

Wireless Self-Powered Switch FAQ

- How it works?                  - How to Pairing?              - How to Install?

- Control distance?            - Voltage/Current?           - Interference & Reliability?

- Frequency?                      - Benefits?                          - How many lights can control?  

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  • Energy Harvesting Technology wireless switch  is ideal for both new building and retrofitting.

  • If you want to renovate or add switches later on, it is the best solution.
  • Eco-friendly, Cost-saving, Time-saving, Easy Using, Flexiblely Paring, Reliable. 

  • Widely used in office buildings, hotels, residential buildings, hospitals, retail buildings, schools, industrial buildings, historical buildings...

Welcome order sample for testing before bulk order.

Payment Method: PayPal, Western Union and HSBC Bank. 

Contact us to check any promotion or special offer.




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