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WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector
WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector

WIFI wireless Interlinked Fire Smoke Alarm Lithium Battery Interconnected Smoke Detector

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Product Description

wifi+interconneted smoke detector (SR-851WI)

This new type of SR-851WI smoke detector is a smart wifi+interconnected detector. It can use wifi to connect to tuya or smart home APP to control fire safety with a smartphone. Meantime, it can be connect 20 pcs detectors which can display in the smart home or tuya app. Keep you away from the fire danger anytime, anywhere.

Working Voltage
DC3V battery(The battery is included)
Static current
<12uA
Alarm current
<35mA
Low voltage threshold
5.0V
Can be connect 20 pcs (operation)
Yes
Wireless interconnection frequency
433/868MHz GFSK (Default dispatch:433)
Wireless transmitting distance
200m (open area)
Product lifespan
10 year
Alarm mode
Siren with Flash(Red LED &buzzer)+APP notification
Wifi working standard
2.4G Hz 802.11b / g / n
APP
TUYA/smart home
certification
EN14604:2005/AC:2008
Material
ABS fireproof material
Installation method
ceiling mounted
Product size
Φ 110mm×H57.15mm
single packing size
13.2cm*12.2cm*6.8cm

Package List:
3 x smoke detector
3 x User's Manual

Certified by EN14604(TUV)

10 YEAR Smoke Detector

About us

Shenzhen SUMRING technology Co.,Ltd is complete fire alarm solution factory over 15 years, products cover fire alarm control panel(fire detection system), fire detector, photoelectric smoke detector, heat detector, fire alarm bell, strobe siren, manual call point, LPG/natural gas detector, Carbon monoxide alarm, PIR detector(Motion detector) home security products etc. Fire alarm products are certified by EN54(LPCB), EN14604(LPCB, TUV), CE and ROHS.

Shipment

•Free shipping only means free shipping cost, don't take any responsilbe of any other custom tax.
•The transportation process is completed by the logistics company.If you have not received your shipment within 60-90 days from payment, please contact with us. We will track the shipment and give a reply to you as soon as possible. Our goal is customer satisfaction!
Warranty
•We benefit for all item sale. If you need help and have any other question , please feel free to contact us by message .
Feedback:
•Your Positive feedback and all 5 stars are important to us which encourage us to do better and support best service and good product for all clients .Thanks in advance for you leaving positive feedback and 5 stars.
•Please don't leave negative feedback and low score, because that won't solve problems. Please give us an opportunity to service you again .
Thanks for your visit and welcome to visit us again!
Origin:
CN(Origin)
Model Number:
SR-851WI
Type:
Smoke Detector

SHIPPING AND DELIVERY

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 10-30 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.

REFUNDS & RETURNS POLICY

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.

Refunds

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 Buying & arriving (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of https://fastedoor.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.

Exchanges

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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