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New wireless smoke detector 433 for home security alarm system, free shipping wireless sensor smoke fire 2pcs/lot

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Wireless, photoelectric
Brand Name
Model Number
Wireless frequency
9V 6F22 battery
Radio distance
more than 100m in open area
for home house fire alarm
Place of Origin
Guangdong, China (Mainland)

14 Aug 2017
Thank you

- A*** B
22 Jun 2017
The seller is very honest. the first parcel was blocked by the fault of the transport company. the seller re-sent the order, and even sent a compensation. great seller! thank you!

- Ru A.


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Name: New type fire wireless smoke detector 433  for home security alarm system 

Model: KL-WSD02



Technical Specification:

Operating Voltage: DC9V battery
Static Current: less than 10uA
Alarm Current: less than 20mA
Alarm Indication: Red LED flash
Sound Level: More than 85dB/m
Operating Temperature: -10°C ~+50°C
Operating Humidity: less than 95% RH
Detecting Area: 20 square meter
Chip code: 2262
Wireless frequency:433mhz
Timing resistor: 4.7M

We also have chip code EV1527 with timing resistor 330K for option, please inform us if you need 1527 before shipment.
Radio Distance: 100m(in open area)
Dimension:107mm dia. * 37mm

 Installation of wireless sensor smoke fire alarm

Choose a suitable installation area, in accordance with the mounting legs onto the hole in the wall or a stroke two holes, in two holes, a drill two holes, in two holes into two stars in plastic peng screw up. Then will be installed on the back of the board clingy metope, into and tighten mounting screws removed until the mounting bracket so far the firm. The probe is a closed type device doesn't allow to open, please put the battery into the battery holder of the machine in. On the back of the probe by the installation position to mouth, clockwise and make sure installation card has screwed to the bottom. Gently press test button is normal work the detector.

 KL-WSD02 installation_.jpg




1. The specification of our wireless sensor smoke is IC code: 2262, wireless frequency: 433mhz, Timing resistor: 4.7m. This is common specification in the market and can be compatible with all of alarm panels in our store, and most of alarm panels from other sellers. Before buy, you'd better to check with your alarm panel supplier whether the specification of our wireless smoke detector can work with their alarm panel or not to avoid any mistakes. If you don't know, please contact us, then we will help you check.

We also have chip code EV1527 with timing resistor 330K for option, please inform us if you need 1527 before shipment.

 New type of wireless smoke detector 433, wireless sensor fire



shopping process


Delivery lead time:

1. By post airmail (delivery speed unstable): 20 to 45days, sometimes more than 60days, even 90days if meet the China public holidays, custom checking goods seriously, too many overstock parcels etc. please contact us or your local post office  when buyer not get the goods within 60days.
By Express DHL/fedex/UPS: about 3 to 7days, by EMS is about 10 to 20days.

2.  For the below countries, we recommand buyers choose to ship the goods by seller's method, post airmail or EMS, not choose DHL FEDEX UPS express because of the difficult custom clearance problem.
Russia, Belarus, Ukraine, Brazil, Argentine,

3. Please fill in correct shipping address and contact phone for your order, we don't take any undelivery reponsibility because of the wrong address buyer gave.

4. DHL/UPS/FEDEX free shipping don't include remote erea delivery. Buyers need pay the extra remote area delivery cost  by themselves.

5.Seller will help buyer to declare the goods as a sample or gift with low value. But Import duties/taxes are not included in the item price and shipping cost. These charges are the buyer's responsibility


1. Pls kindly help with the delivery confirmation once the package receipt. If you feel satified with our
products. It is much appreciated if you can give us a 4 or 5stars

2. Please contact us first and tell me your problem in details if buyers meet some problem or unsatisfied with our product, we will analyze the possible reasons and give a best solution.  We would be happy to give replacement, refund or send some gifts to compensate buyers' lost if buyer can contact first. But if buyer give a 1, 2, 3 stars or open a dispute directly without any communication, we would be unhappy to give continued support. Please believe the most importance is how to resolve problem, bad feedback no any help for the problem resolving






Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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