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Bawofu Wireless Door/Window Contact Build in Antenna Free Battery Universal 433MHz GSM Wireless Magnetic Contact Sensor for Home Office Security Alarm System, Accessories for Wireless 433MHz IP Cam

4.4 out of 5 stars 4 ratings

$18.61
Your transaction is secure
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don’t share your credit card details with third-party sellers, and we don’t sell your information to others. Learn more

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Brand Bawofu
Power source Corded-Electric
Item dimensions L x W x H 7 x 5 x 1.5 centimetres
Battery cell composition Alkaline
Maximum range 150 Feet

About this item

  • 1.The door alarm can't work standalone, it need work with the home alarm system. When the door detector is triggered, it can send alarm signal to the alarm host;
  • 2.Built-in antenna easy to set up and use - no wiring, can pair normally 433mhz alarm system, recommend this one https://www.amazon.com/dp/B071JNT8TS for you;
  • 3.Innovative two-piece magnetic device alerts you when a window or door is opened ;
  • 4.Operates up to 150 feet away from the Choice Alert Wireless Control Center ;
  • 5.Antenna for long wireless distance, free battery provides a layer of security for any door or window inside or outside ;

Product details

  • Batteries ‏ : ‎ 1 12V batteries required. (included)
  • Is Discontinued By Manufacturer ‏ : ‎ No
  • Product Dimensions ‏ : ‎ 7 x 5 x 1.5 cm; 14 Grams
  • Date First Available ‏ : ‎ 13 December 2017
  • Manufacturer ‏ : ‎ BESTOFFER INTERNATIONAL CO,.LTD
  • ASIN ‏ : ‎ B07881ZDYB
  • Item Model Number ‏ : ‎ BMS-433
  • Customer Reviews:
    4.4 out of 5 stars 4 ratings

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Product description

These wireless door/window magnetic sensors are used to protect the opening of both doors and windows. If a burglar opens the protected door or window, a magnetic switch inside the sensor, will trip, which sets off the security system. Install one at every entrance to make sure your home is protected. Each sensor is supervised (self-checking) for professional reliability and offers you choice in design and performance. It will work with most standard security system which is using 433MHz receiver.

LED Indicator:
Pull out the antenna of the magnetic detector: When the door or window is opened from the closed position, LED 1 will turn to red for 2 seconds, the magnetic detector will be triggered and will send alarming signal to the main unit. Indication of low battery: When the voltage of battery is less than 7.5V, LED 2 will straightly turn on red light. At this time, you need to replace a new battery immediately.

Specification:
Power Requirements: DC=12V-8.4V (23A DC=12V Battery Included)
Current Consumption: less than 20uA; less than 15mA while transmitting
Transmit Frequency: 433MHz
Transmit Duration: less than 1s
Transmit Distance from host: more than 80m (no obstacle)
Installation: less than 15mm between part A and part B
Coding Type: Fixed Code
Dimension (LWH): 71x36x15mm
Operating Temp: -10 ~ +40 centi degree
Humidity: less than 90%
Shell Color: White

Package Included:
1x Magnet Sensor
1x Battery
1x Double-sided Stickers


Customer Questions & Answers

Customer reviews

4.4 out of 5 stars
4.4 out of 5
4 global ratings
5 star
72%
4 star 0% (0%) 0%
3 star
28%
2 star 0% (0%) 0%
1 star 0% (0%) 0%

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Nelson
3.0 out of 5 stars No es practico
Reviewed in the United States on 14 April 2021
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