KERUI WIFI Motion Alarm System Wireless PIR Motion Sensors Tuya Smart Works with Alexa LED Flash 120dB Loud
ID: 42240

KERUI WIFI Motion Alarm System Wireless PIR Motion Sensors Tuya Smart Works with Alexa LED Flash 120dB Loud

4.7 (72 votes) | 146 orders
Price: US $49.67 - 85.00 / piece
Discount Price:
US $ 32.28 - 55.24 / piece
Plug Type

KERUI WP71 Smart Home Security Kit Tuya App Remote Control


Motion detection | Flasher & Sound Alarm | Tuya app | WiFi connection | Remote controller | Alarm push | Doorbell modet | Low-power Remind

Alarm principle notification method

Someone enters the monitoring range of the detector and the detector is triggered. The host sends out an alarm warning, and at the same time dials the phone and sends a text message Tuya App background push notification.

Remote control, Simple operation

Remote control is very convenient, simple and easy to operate, can be used by the elderly

Tuya app control

Long detection distance, wide sensing area

The alarm sound is 120dB The monitoring distance is 8M The monitoring angle range is 110°

Welcome and anti-theft function

During the daylight, it is adjusted to the doorbell mode to remind guests to enter the door, and the anti-theft mode is set at night to protect the safety of the family and property!

Smart voice control

Compatible with smart voice control like Amazon Alexa and Google Assistant.

Timing setting

It is too troublesome to arm / disarm every day, There are 4 sets programmed to arm / disarm / hold the arm function per zone / day / time. Adjust on demand, automatic anti-theft.

Add more device

Expandable to add more motion detectors, door sensors, and remote controls.

Two power supply modes

Dual battery power supply, no need to worry about the power cuts.

  • Brand Name: KERUI
  • KERUI Model: WP71
  • Origin: CN(Origin)
  • Certification: CE
  • Kit Configuration: Door/Window Sensor
  • Power: DC5V/3*AAA
  • Output Number: 8/4
  • Video Interface: Yes
  • Display: No
  • Alarm Type: The Alarm
  • Size: 15*14*18
  • Model Number: WP71
  • Password Keyboard: No
  • Arming Type: FR Remote-controller
  • Connection Type: Wireless
  • Zone Number: 8
  • Alarm volume: 120dB
  • Type: Security Alarm System
  • Infrared detection range: <8 meters
  • alarm: homekit
  • alarm systems security home: security
  • Feature1: Wifi APP Control
  • Feature2: Led Flash Light
  • Power specifications: EU plug, US plug, UK plug,AU


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 location 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 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 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.

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.

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, if you’d like a refund you can request one no matter the reason.

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 receive you may request a refund but you must return the item at your expense and the item must be unused.

  • 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 Useck - Security & Protection (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.



Thank you for your interest doing business with us!

If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.

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