KERUI M518 Wireless Doorbell Self power generation Home Security Welcome Smart Chimes Door bell LED light 52 Songs with Button

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Ships From:
China Russian Federation Spain
Plug Type:
EU Plug US Plug UK Plug
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KERUI M518 self generation doorbell wireless home smart electronic remote control long distance no battery cordless doorbell

Self power generation wireless doorbell,integration with 52 songs, adopts advanced wireless transceiver technology and high-quality voice processing technology. Wireless doorbell can be applied to apartment, villa,shop, hotel,home, office building,meeting room ect .

1. 52 available tones

2. 5 adjustable volume levels (including mute)

3. Memory function (when the doorbell receiver power on, the tone stays the same with the one being set last time)

4.Dazzling and colorful indicator light

Self power generation

No need battery, press button and Kinetic energy turn into electrical energy .

Ordinary doorbell was average changed a battery once a month , Every year need 12 batteries, one battery costs 1 dollar, You can save lots of money and batteries every year.

Colorful light flashing with tones

Doorbell Receiver flashing along with playing tones, easy to remind people there is someone coming.

light is about 0.3W, only 1-3 kWh a year

52 available tones

52 tones for your option,you can select regularly,and don’t feel bored.Avoid the same ring with the neighbors.

5 adjustable volume level

After a busy working day and want a relax sleeping time ,you can adjust it to mute.​while the maximum volume can up to 100dB.

Long distance transmission

Long operating range can be up to 330ft(100m) in open space,

great for large house including villas, apartment, offices, shops, warehouses, etc.

Easy installation

Just plug the receiver into power socket and attach the transmitter on door,

you don’t even necessarily have to make holes or damage anything.

Emergency call function

There are two methods to learn bell button, one for doorbell function,the other is for emergency call can selected a certain tone as emergency calling tone.It is very useful for old people and Pregnant women .

Multiple Choice

Power supply : AC 100~240V 50-60Hz

Standby currents: < 3mA (220V AC)

Working currents: <11mA (220V AC)

Frequency: 433MHz

​Receiving distance: 100m(open area)

EU/UK/US Kit :

1 X receiver doorbell

1 X transmitter doorbell button

1 X user manual

1 X Double-sided adhesive

Two Receiver Kit:

2 X receiver doorbell

1 X transmitter doorbell button

1 X user manual

1 X Double-sided adhesive

Two Transmitter Kit:

1 X receiver doorbell

2 X transmitter doorbell button

1 X user manual

2 X Double-sided adhesive



We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of . (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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