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Product Details

KERUI G18 Wireless Home GSM Motion Detector Alarm

1. Home security system complete with the fully programmable main unit and sensors 2. The host can be installed and controlled by IOS / Android APP

3. Automatic dialing function will call up to 6 assigned phone numbers in case of a security breach

4. Door/window contacts detect any strong intrusion

KERUI Alarm puts whole-home security at your fingertips

Get alerts on your Mobile phone when doors or windows open or motion is detected.

Accurate alerts

If thieves invade, the G18 alarm system will issue a 110dB alert, warn neighbors, and deters potential intruders Built-in Siren and With 110db wired siren

24/7 days of professional monitoring

If it loses power, it has a backup battery to support 8 hours of operation

Remote control, anytime, anywhere

With a free IOS / Android smartphone APP, it can be easily controlled by arming, disarming, and home mode with a simple remote control


  • Item Type: Alarm System
  • Material: Plastic
  • Kit Configuration: Door, Window Sensor
  • Alarm Type: SMS, Apps Control, Alarm
  • Communication Interface: Wireless
  • Power: DC 5V
  • Arming Type: FR Remote – Controller
  • Video Interface: Yes
  • Display: Yes
  • Password Keyboard: Yes
  • Size: 15.9 x 10 x 1. 3 cm / 6.25 x 3.93 x 0.51 inch
  • Package Includes: Set of Alarm System
Wireless Indoor Motion Sensor with siren

Buy Wireless Motion Detector Burglar Alarm System

Shipping & Payment


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 States10-30 Business days
Canada, Europe10-30 Business days
Australia, New Zealand10-30 Business days
Central & South America15-30 Business days
Asia10-20 Business days
Africa15-45 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 Happy Domestic (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.

Customer Reviews
5 (19 reviews)
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Allison R.
24 Feb 2024

Love the . Thank you very much!!

Maria W.
23 Feb 2024

The items are in great condition. I'm really satisfied with the product!

Amber C.
23 Feb 2024

i didn't even have to wait till is on sale - i am more than happy with its price right now

Oliver H.
21 Feb 2024

Thank you very much! i got the today and i'm satisfied!

Charles M.
20 Feb 2024

It's actually quite a reasonable price for , so I gave it a try. Satisfied :)

Jesse H.
19 Feb 2024

Super ! arrived well packed and in perfect condition. recommend to others!

Fiona S.
19 Feb 2024

excellent quality, not damaged!

Amber E.
19 Feb 2024

That's such a good price for ! can't wait for my delivery to arrive

Daniel B.
18 Feb 2024

Free shipping is everything. I'm glad I didn't have to pay extra. Thanks to the store for this !

Bradley M.
17 Feb 2024

probably the best online - I mean, you often can't even find anything of corresponding quality in offline stores

Brian D.
16 Feb 2024

The best thing about this item is its undeniably high quality

George G.
15 Feb 2024

That's the only wtore where i found a new

Sean S.
15 Feb 2024

lovely! just what i've been looking for

Linda Y.
15 Feb 2024

Excellent product. Thanks!

Derek S.
14 Feb 2024

superb quality! recommend this

Kevin W.
14 Feb 2024

Thanks a lot!

Amanda M.
14 Feb 2024


Amber W.
14 Feb 2024

of good quality for such money

David P.
13 Feb 2024

that's a bargain! looks perfectly

Super hot! Several others have checked this out in the last few hours

Best Motion Detector Alarm System For Your Home

19 Reviews
Selling fast: get yours before it’s gone!
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