GSM Alarm System Security Auto Dial APP Wireless Home Burglar Alarm Fire Protection Motion Sensor Security Alarm DIY Kit


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Computer & Office


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Display: No
Video Interface: No
Kit Configuration: Door/Window Sensor
Alarm Type: The Alarm,SMS,GPRS,Apps Control
Arming Type: APP
Output Number: 60
Brand Name: KERUI
Password Keyboard: No
Size: 16*12*2CM
Power: DC12V
Zone Number: 40
Communication Interface: Wireless
language: English/Russian/French/Spanish
Type: GSM Alarm System
Widely used in: houses, factories, schools, shops, stores, offices, villas
Built in Siren: 80dB
APP Control : IOS/Android APP Control
Feature 1 : Voice Prompt


  • Home security system complete with fully programmable main unit and sensors
  • The host can be set and controlled by APP, supporting IOS/Android
  • Auto-dialer function will call up to 6 designated phone numbers in case of a security breach
  • Door/Window contacts detect any forceful break-in
  • Passive motion sensors detect any suspicious movement or activity
  • Loud, Built in 85dB Siren ,alarm alerts neighbors and deters potential intruders
  • 10 seconds customized automatic message recording can be heard in the phone when there is alarm


  • 1.This item has 4 Language Verison: English, Russian, Spanish and French Voice.  . 
  • 2.This item Only use 2G Sim Card ,and friends from the United States ,Canada
  • Australia, Chile ,and so on please contact us.
  • 3.We also provide EU/UKAU/US Plug ,We will send power adapter according to your country

Phone (cell phone) or SMS can remote control system settings of hosts

The host can be set and controlled by APP, supporting IOS/Android ,no longer need a keyboard




1. When the motion detector / door sensor be triggered,it will sound and send signal to the system panel.

2. The alarm system host will sound and send SMS/call to you preset phone number.

3. You will receive the notification at the first time.




Auto-dialer function will call up to 6 designated phone numbers in case of a security breach


 built-in artificial voice, the user can know the location and the zone no

10 seconds customized automatic message recording can be heard in the phone when there is alarm.


Two groups of auto arm/disarm settings available; each group can choose activated days of a week to realize the intelligent automatic control.


Wireless accessories adding 50 remote controls and 50 detectors



Users can remote control 5 smart sockets via phone calls or SMS


Built-in rechargeable high-capacity battery as standby battery when power off. After power failure the host will automatically alarm


The host has 6 wireless zones and 4 wired zones



 Technical Parameters   

Input voltage:DC12V

Standby current:<25mA

Alarm current:<450mA

Wireless frequency:433MHZ

GSM :850/900/1800/1900MHz

Backup battery:Rechargeable NI-HI  AAA*6 DC7.2V

Built-in siren:80dB

External siren:120dB



Installation and Use of Outdoor Siren 


Installation and Usage of Smoke/CO Detector

Home/commercial/company/warehouse are necessary for predicting fire To detect the leakage of CO


Installation and Usage of Smart Socket

Using this product not only give users living convenience,but also protect electronic,eliminate standby power consumption and save power resources


Installation and Usage of Door Sensor  

 Door sensor is used for sensing the closing and opening state of the door, and is consisted of transmitter and magnet two parts. It can be installed on doors,windows or any object that can be closed and opened.



Installation and Use of PIR Motion Detector

Before use, make sure the power switch of PIR motion sensors is ON. Installation height is about 2.2 meters above ground and it should be installed in the cornerof the room to get the best detection range. 


(Standard Alarm)

1 x Host Keypad (With original package)

1 x PIR Sensor Detector 

1 x Door/ Window Detector

1 x Wired Siren

2 x Remote Controls

1 x Warning Sticker

1 x AC Adapter

1 x Guider Books

(Door Alarm)

1 x  Host Keypad (Without original package)  

1 x Door/ Window Detector

1 x War ning Sticker

1 x AC Adapter

1 x Guider Books

(Wired Alarm)

1 x Host Keypad (Without original package)

1 x Wired PIR Sensor Detector 

1 x Wired Door/ Window Detector

2 x Remote Controls

1 x War ning Sticker

1 x AC Adapter

1 x Guider Books

(CO Alarm)

1 x  Host Keypad (Without original package)

1 x PIR Sensor Detector 

3 x Door/ Window Detector

2 x Remote Controls

1 x CO Detector

1 x Wired Siren

1 x AC Adapter

1 x Guider Books

(Emergency  Alarm 

1 x Host Keypad (Without original package)

2 x PIR Sensor Detector 

5 x Door/ Window Detectors

2 x Remote Controls

1 x Panic Button

1 x AC Adapter

1 x Wired Siren

1 x War ning Sticker

1 x Guider Books

(Smoke  Alarm 

1 x Host Keypad (433MHz,Without original package)

2 x PIR Sensor Detector 

3 x Door/ Window Detectors

1 x Smoke Detector

3 x Remote Controls

1 x Wired Siren

1 x AC Adapter

1 x War ning Sticker

1 x Guider Books

(Home Application Control 

1 x Host Keypad (Without original package)

3 x PIR Sensor Detector 

4 x Door/ Window Detector

4 x Remote Controls

1 x AC Adapter

1 x Wired Siren

2 x Smart Socket

1 x War ning Sticker

1 x Guider Books

(Siren  Alarm 

1 x Host Keypad (Without original package)

3 x PIR Sensor Detector 

5 x Door/ Window Detector

2 x Remote Controls

1 x AC Adapter

2 x Leakage Detector

1 x Outdoor Siren

1 x War ning Sticker

1 x Guider Books

Due to COVID-19 and George Floyd protests, orders from HalloBest to the united states may be delayed. We're advising Customers to expect delivery delays due to these force majeure factors. It takes us 1-3 business days for us to process the order. If you choose standard shipping, the delivery time is 7-20 business for most European countries, More than 30 business days for the United States.The delivery of parcel is a force majeure that could be affected by political reasons, weather, pandemi, understaffing of the local carriers, unfortunately we cannot control this. We are so grateful to have your support and understanding at this special period. In order to thank your support, we will send a free gift with every order. If you are in urgent need of your order, please choose Expedient Shipment in your order's checkout. For an estimate of shipping times covering all areas, please reference to Delivery & Shipping Policy

We want you to love our products as much as we do. All items we ship have successfully passed our rigorous Quality Control inspections. Our warranties ensure you have a fantastic gadget experience while giving you total peace of mind. Most items sold by HalloBest are covered by the following product warranties. please check our Warranty Exemptions and Notes carefully as in below.

7 Day Dead on Arrival (DOA) Guarantee

If your item arrives damaged or is not working, please follow the warranty process and contact us within 7 days of the order being received. Please help to send a clear photo or video of the damaged or defective product and the shipping packaging to If we need you to return the item, after returning the product to the address provided by our support team, we can send you a new item free of charge (we will reimburse you the return shipping cost), if the item's value is not worth the be returned, we can issue you full refund or send you a new replacement directly and you do not need to return the item back. 

30 Day Unconditional Refund Guarantee for Unopened & Unused Items

If for whatever reason you would like to return the item within 30 days of receiving it, you may also contact us for a return and refund. Kindly note that in such cases the return shipping fee is the customers responsibility and is non-refundable. Items MUST be returned in their original packaging, unused and unopened in order to qualify for a product refund.

Note that the returns shipping fee is non-refundable and products must be returned unopened and unused for a refund.

60 Day Money Back Guarantee

For most items, in the unlikely situation that your product is faulty, you can send it back for a refund or item exchange within 60 days of receiving it. If it is the product quality issue, we will responsible for return shipping reimbursement, if not, customer will pay for the return shipping cost. 

One Year Repair Warranty

Unless otherwise noted on the product page, the default product warranty period is one year starting from the date you receive the goods, during which you are eligible for free repair. Any free repair needs to be confirmed with the manufacturer via Customer Service. Customers must pay the shipping fees for returning the item accordingly, while we will cover the shipping fees to send the repaired item back to the customer. If the buyer has damaged/misused the item(s), it will not be eligible for free repair, however customers can return it at their own cost and pay a fee for the repair. Return shipping fees will be the customers responsibility in such cases.

Lifetime Technical Support

Reliable, helpful and flexible, HalloBest offers basic technical support over the lifetime of your products. Buy with confidence and enjoy the support you deserve.

Apparel Return Process

30 Day Money Back Guarantee & Returns process
Within 30 days of receiving the item, if you are dissatisfied with the order, please follow the warranty process and contact our Support Center for RMA authorization stating:
1. The order number.
2. The item code(s) you wish to return.
3. The reason for return.
Our Customer Service will review your case and offer a return back. Upon receiving, the item will be exchanged with a replacement or will be refunded.

Returnable Items
Items that can be returned/refunded or exchanged within 30 days of receiving must follow the criteria as below:
1. Faulty items damaged/broken or stained upon arrival.
2. Items received in the incorrect size/color.
3. Unwashed, unworn and unused item(s) that have not met your expectations within 30 days of receiving.

Non-Returnable Items
We will not accept returns in the following conditions:
1. Items outside the 30 day warranty time-frame.
2. Washed, worn, used or misused items.
3. Items under the following categories: Sale, Swimwear, Lingerie, and Earrings. These items are not covered by the warranty for hygiene reasons.
All returns must be confirmed via the ticket center. Returned items without Return Merchandise Authorization (RMA) will not be accepted.

Sizing issues 
In the apparel business, we may note slight size differences between brands and manufacturers. It is important you check the size chart and size conversion chart on the product before ordering.
If we have shipped you the wrong size by mistake, we will either refund you in full or send you an item with an alternative size (if applicable).
If you chose the wrong size, HalloBest will offer an exchange or refund for customers, but please note that shipping costs to return the items are at the customer's expense.

Return Shipping Fees
1. Shipping fees to return the items are at the customer's own expense.
2. Please consult your local post office to confirm the actual return shipping fee. We advise you use the cheapest registered airmail method that is available.

Other Special Product Warranty

1. This applies to: clothing, shoes, watches & jewelry, flashlights, phone and tablet accessories, drink ware, home gadgets, home decors, party supplies and home textiles.
Returns for the above categories can only be accepted within 30 days from the date you received the item. This is for exchange or store credit only if they arrive damaged, faulty, or are the wrong item. Relevant merchandise must be returned unworn with tags intact along with a completed RMA form.

2. All HalloBest products are strictly quality controlled prior to dispatch.
Due to their nature and intended usage, product categories including RC toys, scooters and wheels are subject to wear and tear through repeated use. As such, our 45 Day Money Back Guarantee relating to RC toys, scooters and wheels, only covers 7 Day DOA instances where the product does not work out of the box. It is the customer's responsibility to inspect the product carefully upon arrival.

3. Warrantees do not cover cases of damage to products from accidental breakage, misuse, or general wear and tear. Intimate apparel and adult toys can not be returned due to hygiene reasons

4. Returns for spare parts and accessories are not accepted. If you have received a faulty accessory or an accessory is missing, please contact our Support Center within 3 days of receiving your order. After this time frame or if an accessory has been misused, customers will need to purchase a replacement.

5. Any products that are won or redeemed as part of an activity or competition (e.g. via a lucky draw) on HalloBest or any of our promotional channels are exempt from our Warranty and Returns policy.

Missing item(s), wrong item(s) or incorrect package sent

Please be sure to open the parcel and carefully check the contents before signing for the package.
For any issues, please carefully follow our warranty process to minimize any delays:
1. Contact our Support Center with your order number and the product code (SKU number).
2. Please send us a clear picture of the outer packaging, all shipping labels visible, and (if applicable) the item received.

Possible Solutions:
- If there is a item missing, we will resend the missing item/accessory for free within the warranty period.
- If we have shipped the wrong item: we will either refund you in full or dispatch an alternative item (if applicable and available). HalloBest will decide whether you need to return the wrong product or not and compensate the return shipping fee when we receive it.

Warranty Exemptions And Notes

1. Natural product degradation through wear and tear, along with breakage/damage during use, is solely the customer's responsibility and is not covered by our warranties.
2. If the customer has damaged/misused the item(s), the product's warranty is immediately rendered void. No compensation is available in such cases. However, customers are welcome to contact us to purchase a replacement or spare parts (if applicable). We will charge the original value of the components and a shipping fee to dispatch them.

The customer voids the warranty if they:
- Flash the firmware of a device or root a device
- Open the body in an attempt to fix the device
- Modify, remove, customize, or swap parts of the product
- Use the device in a way that it is not originally intended for
- Continue to use the item once a fault occurs and causes more damage

3. All returns must first be authorized by HalloBest's Support Team prior to return. Please kindly refer to the following steps in " How to a request warranty" below. 

4. All returns will be inspected by our technical team upon arrival. If the returned item cannot be repaired, HalloBest will offer an alternative solution.

Special Notes:
1. The shipping fee for returning the product back will be paid by the customer and is non-refundable except for in 7 day DOA situations.
2. During the return shipping, the customer is responsible for any and all customs charges, duties or tariffs during the items return to our warehouse. 

How to request warranty (return, repair and refund)

If your item has an issue, please first submit a ticket to our Support Center

Please carefully follow our warranty process to minimize any delays:
1. Describe the problem with your item in detail: What happened? When? How? Please also state your full order number and product code (SKU number).
2. Tell us what steps you have already taken to resolve the issue.
3. Provide the item code indicated on the outer packaging.
4. Send a clear photo or video showing the defect(s); these should be taken under good lighting.
NOTE: Photos/videos should ideally be clear and focused, taken under good lighting conditions, and from a close to medium distance. This allows us to identify and verify the issue(s). We will always do our very best to help you. Thank you in advance for providing all the information stated above.

Returns and Compensation Process

If you have any after sales issues, please contact our Support Center directly and they will offer you a solution according to your case. They will confirm whether you need to return the item and to which address you may return it to.

This following section describes the processing time required upon receiving your returned item.

For exchanges, the processing time for the exchanged item will be between 3-6 business days, upon receiving your item back, and depending on stock availability.

For refunds, the processing time for us to proceed with the refund will be between 3-6 business days upon receiving your returned item. After this the refund time will depend on the payment method. Please see below for details: 
-PayPal refunds may take up to 48 hours to process and appear in your account. 
-Credit card refunds will take between 7-14 business days to appear in your account. This delay depends entirely on your credit card company and any intermediaries.

For repairs, it will take between 7-14 business days depending on the item and the manufacturers stock of spare parts.

HalloBest’s dedicated Customer Service agents will keep you updated on the repairs process.

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