door alarm sensor

Specifications
Strong ring door alarm sensor magnets:
1. High size precision,
2. Complicated shape and muti-poles,
3. SST:48/72 hours.

Detection Distance: 8m (Max)(22oC)
Detection Range: 60o(H) 5o(V)
Operating Voltage: DC9V(6F22)
Switch Function: Alarm/Off/Chime

Specifications
1,high performance
2,varies terms of payment
3,short delivery time
4,competitive price ...

Cheap home security intruder detectors wireless Magnetic door/ window sensor for Chuango GSM Alarm System G5/ B11/ G3

alarm system

Specifications
Permanent Magnet
1) High quality consistency
2) Excellent anti-corrosion property
3) SST: 48/72 hours ...

PIR Motion Detector
Specifications
Power Supply: 9～16VDC
Warm-up Time:30s
Alarm Time:2s...

5A-502
* Wired cable or Radio Frequency interconnected group detectors.
* MCU processing, eliminate false alarm.
* Adopted CMOS, with low power con

5A-MQ6
1-, Very sensitive especially in low and middle concentration of flammable gases.
2-, Very short respond time and recovery time.
3-, Long li

APPLICATIONS:
Yachts, equipment vans, remote cabins, vacation homes.
Data collecting unit.
Temperature, humidity monitoring and control
Security

1. fast delivery
2. 2 remotes in package
3. 4 level shock sensors
4. High tone and multitune siren
5. OEM/ODM service...

1.Anti-theft
2.Remote engine start/stop
3. 12V
4.Key insert/ignition on alarm
5. best price

Compound Gas and Smoke Detector Alarm With Electrochemical Sensor

P2P, H.264, 720P 128G TF Card
Pan:355°, Tilt: 88°

5A-ME3CO
1-, High-performance, low-cost electrochemical sensor.
2-, Widely used in civilian carbon monoxide detection and fire detection.
3-, Me

Explosion-proof O3 Gas Sensor Fixed Ozone Gas Alarm Detector
The explosion-proof fixed ozone gas detector can be used in 24 hours continuous online

Carbon Monoxide Detector Electrochemical Sensor CO Detection Alarm 12V DC

dual cpu parking sensor system
6 sensors are avaliable
high quality and best service
fast delivery and avaliable warranty
bibibibi buzzer alarm

 
CR2032 * 2&n

PS-1524 Secuiry Magnetic Switch Type Proximity Sensor
1. MOQ:500pcs.
2. Usually our lead time is in 7-15 days.
3. We also can offer you spec.

1. two-way motorcycle alarm
2. OEM/ODM service acceptable
3. LCD screen remote control
4. remote start/stop engine function
5. Trigger memory

Explosion-proof O3 Gas Sensor Fixed Ozone Gas Alarm Detector
The explosion-proof fixed ozone gas detector can be used in 24 hours continuous online

car use
2 and 4 sensor
reverse parking sensor with camera and display
back-up camera
rear view camera car parking system...

Fingerprint lock/door lock/lock features huge memory function with 10000 rolling records of door opening

Wireless Photoelectric Smoke Detector Tester Sensor Detection Fire Alarm System With Back-Up Battery

dual cpu parking sensor system
2 sensors are avaliable
high quality and best service
fast delivery and avaliable warranty
bibibibi buzzer alarm

Cheap home security intruder detector wireless pet immunity PIR motion sensor for Chuango GSM Alarm System G5/ B11/ G3

1)Remote wireless infrared sensor alarm
2)4 pcs AA battery
3)more than 105dB,Infrared angle: 110°(RL)
4)delay time 20s,30s alarm last

1.OEM remote control infrared motion alarm
2.easy install
4.high sensitivity
5.20 second delay time, send 105dB alarm sound 30 second

DC2510 Door Alarm Sensor Magnetic Switch Sensor Door Contact for security system.