3pcs/lot~Wireless 433Mhz Smoke Detector High Sensitive Fire Alarm Sensor Monitor Tester for Home Security System SHIELD

433MHz Wireless Smoke Alarm Fire Smoke Detector Sensor for Security System

warn and alert people to stay far away from dangerous field when it detects smoke

Feature

Independent installation on ceilings and walls, with mounting bracket, which is easy to install and do not need to debug.
With specially designed cover, can protect it from dust.
Built-in dedicated IC: with stable performance and high sensitivity.
Can monitor air and detect smoke with optical principles. When it reaches the maximum amount that the chamber can bear, it will alert.
LED light flash indicator.
Low battery indication.
With a test button: can take analog alarm tests of the smoke alarm.

Usage

Suitable for use in house, shop, school, office building, storage areas, etc.

Technical Parameter

Color: white
Material: ABS
Power supply: 9V battery
Standby current: ≤10μA
Alarm current: ≤15mA
Operating voltage: DC9V
Wireless Frequency:  433MHz as default (If you need 315Mhz,pls leave message to us)
Alarm indication: red LED flash & sound
Loudness: ≤120dB
Operating temperature: -10 degrees centigrade to +50 degrees centigrade
Operating humidity: ≤95%RH (40±2 degrees centigrade)
Detecting area: 60 sqm
Item size: 3.4 * 10.7cm/ 1.3 * 4.2in (diameter)
Item weight: 100g/ 3.5oz
Package size: 10.5 * 10.5 * 4cm/ 4.1 * 4.1 * 1.5in

Package Included

3*433Mhz Smoke Alarm Sensor( without battery )

Note: 

1: If you need 315Mhz,pls leave message to us,thanks.

​2: Battery is not including.

3: Please connect with us before leaving a bad feedback.If a little flaw on casing you care much,pls donot buy it.We donot want to get bad feedback.Thanks!!!    The Smoke Alarm 100% is new & Good condition ,but when shipping

method with china air post which causes damage to the casing problems,sometimes unavoidable.But we try our best to pack well to avoid..Thanks for all again..

Swedish/Gemany customs entering electricity articles will impose value added tax 

Shipping and Handling

1.  We accept Alipay only. The shipping will be done within 3 working days after payment.

2. We only ship the goods to the Alipay confirmed address. We arrange shipping way according to buyers' location and order quantity. We may use Registered Airmail (by POST OFFICE), EMS, UPS, DHL or other shipping way. If you have any question, contact us before buying. Also, please confirm that your country customs can accept such product and how much of the customs duty.

3.   We will not be responsible for customs duty / Impose value added tax items, and do not accept any negative feedback or dispute on such issue, kindly noted.  Because it causes by policy of each country, we can not control it, and that is not our fault. But we can declare the goods name & value as your required, help you avoid or reduce tax.If the buyer has any special requirement about products name & Value,please leave message to us to note!