Wireless Smart Home DIY Alarm Siren

33 reviews
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  • Item Type: Alarm Siren
  • 433MHz Wireless DIY Standalone Alarm sirenS
  • Multi-Function Home Security Alarm Systems Host & sirenS set
  • Size 8cm x 3.1cm / 3.15″ x 1.22″
  • Color Blue & White
  • Function Can work as a Standalone Alarm Host or Wireless sirenS
  • Alarm Both Voice Prompts and Quick Flash Strobe
  • Wireless Learning Code
  • One-Key-Control Function
  • Remote Control to Arm / Disarm / Emergency Alarm
  • Learning/Storage Location Support up to 20 learning / Storage Location for Wireless defenseZones
  • Detectors and 5 Wireless Remote Controllers
  • Power Output DC5V 1000mA
  • Standby Current ≤ 13mA
  • Alarm Current ≤ 230mA
  • Decibel >100dB
  • Wireless Frequency 433MHz
  • Code SC 2262 IC
  • Temperature -20℃ ~ +55℃
  • Humidity 40% ~ 80%RH
  • Built-in Backup Battery Lithium-ion Battery 3.7V / 280mA

Package includes:

  • 1 x Siren

Write a Review
Verified Buyer
28 Jul 2020 12:03

When I placed my order, discount was significant. It saved me lots of money!

Verified Buyer
28 Jul 2020 03:36

my neighbor is so delighted with ! This is the most spectacular item ever! me and my coworker would recommend this item. It was delivered so fast, the prognosed delivery was more than later and it came sooner than in ten days after paying for it! incredibly enthusiastic with the bargain and with the customer service. And this asset, outdid our expectations for thecost.

Verified Buyer
28 Jul 2020 03:12

Thanks for the goods. It's perfect!

Verified Buyer
27 Jul 2020 12:17

I've bought with a great discount, and I have received it already

Verified Buyer
27 Jul 2020 02:05

arrived within 2 weeks on perfect condition. Great store. Highly recommend!

Verified Buyer
26 Jul 2020 01:24

Thank you! Received exactly as in the description.

Verified Buyer
25 Jul 2020 04:42

arrived safe and sound. looks great.

Verified Buyer
24 Jul 2020 12:33

I looked through all the reviews before ordering, so I'm extremely happy with the purchase

Verified Buyer
24 Jul 2020 12:17

not tested yet, but looks great, thanks!

Verified Buyer
21 Jul 2020 12:00

Budget from a reputable store? This is perfect!

Verified Buyer
19 Jul 2020 12:24

I received within a couple of weeks. Like it so much.

Verified Buyer
18 Jul 2020 06:09

I am really thankful to the store for setting such a good price for

Verified Buyer
17 Jul 2020 01:09

I can't voice how excited I am! I deliberately make myself familiarized with the reviews before bargaining about products online, and this one gains such wonderful reviews I couldn-t opt out of it. It-s absolutely lovely, the depiction doesn-t do it justice. I-ve got a lot of homage for it. It is very excellently made and absolutely worth the small price I paid for it. alternately stated, it is a high-class deal.

Verified Buyer
16 Jul 2020 12:33

thanks! I ordered about 2 weeks ago and it's already arrived. Quality is as described. Will order again.

Verified Buyer
14 Jul 2020 12:00

Thanks to the free shipping option, I saved quite a lot on the purchase and made a good deal

Verified Buyer
11 Jul 2020 12:44

this store offers best deals in the world i guess. gotta love the seller, it's always fun and productive to have a chat

Verified Buyer
11 Jul 2020 03:13

is really good! very fast delivery! I really like it!

Verified Buyer
11 Jul 2020 01:17

even better than the picture. totally recommend this !

Verified Buyer
9 Jul 2020 01:07

maybe not the lowest price for , but the best quality for sure

Verified Buyer
8 Jul 2020 12:18

is just like my pal wanted. thanks!

Verified Buyer
8 Jul 2020 12:00

It's awesome I could get online from this store. Was looking for it for a long time!

Verified Buyer
8 Jul 2020 07:25

super ! not that expensive but the quality really good!

Verified Buyer
8 Jul 2020 06:22

my new is exactly what I expected!

Verified Buyer
7 Jul 2020 03:46

For any kind of a budget is just the perfect opportunity to get a farily good item that is totally worth is money

Verified Buyer
6 Jul 2020 12:00

is really good! very fast delivery! I really like it!

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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 been 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
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 Tech Store World (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of https://techstoreworld.com

*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.

A few reasons why buy from us:


We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.


Enjoy flexible international shipping services that currently operate in over 200 countries across the world.


It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.


Brand new products are available on a regular basis.


We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.


Knowledgeable and professional support team is always happy to help you.


Check your order status online. As easy as that!

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