security door alarm

    
Preface
 &nb

Door Window Alarm & Chime

1,Color: Black
2,Feature: Porta

 
 
Alarm system Magnetic Door Contacts switch normally closed for security system

door magnetic sensor,door entry sensor,magnetic motion sensor

(one control panel, one outdoor unit,one door sensor) 1) Multiple alarming mode
selectable: local alarm; text alarm; gsm call alarm; or any of the ab

 
GSM-007M3 900 / 1800 / 1900 MHZ

blister card , eg. 1pc/card ,2pc/card,3pc/card

personal alarm;
1.loud siren 130dB;
2.Anti theft,rob;
3.Pull metal pin to activate alarm;
4.Lowest price;

1.OEM/ODM service support
2.ESCROW
3.Central lock
4.1year warranty

alarm system

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

four buttons wirless remote control for car alarm, gate door
1.frenquency:433/315MHZ
2.Voltage:12V
3.size:53*32.6*12.5mm
4.CE,ROHs

This GSM Door Alarm Device can be easily installed,when the door is opened,it will call your cellphone .

Support 18 Digits Virtual Code Protection , Fingerprint Keypad Door Lock With Alarm Function , Audit Trail Function
&nbs

ZKS-T1 Time recorder terminal
RS485, TCP/IP, Proximity/Mifare card reader
125 kHz Proximity Card Reader/ Mifare Reader
Built in embedde

Schindler 3300 AP series of passenger elevator introduction
 
Switzerla

Fire Alarm Electromagnetic Door Holder 110lbs Holding Force 
 
 
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13.56Mhz Brass Low Power Alarm Hotel Electronic Door Locks for Woode Interior Door 
 
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Wireless Doorbell Push Buttons, Accessory push button, Portable Wireless Door Chime and Push Button, Wireless Chimes & Doorbells, buttons on sale.

personal alarm;
1.loud siren 130dB;
2.Anti theft,rob;
3.Pull metal pin to activate alarm;
4.Lowest price;

Economical Door Frame Metal Detector gate with alarm by ound and light
 

guard against theft Door Stop Alarm

 
CS-36 Magnetic Sensor Door Contacts Recessed Mounted for Metal Door
 
 
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50kg 110lbst electric Magnetic door holder for fire door <span style="font-family:arial,helvetica,sans-s

1.arm/disarm/car finding/panic
2.electric lock/pneumatic lock

Home anti theft device gsm sms burglar security alarm system for door and window
 
Tbit X2 is a GSM door or window ala

Alarm SMD Magnetic Electronic Door Buzzer 12V DC for Computer<p style

Door Frame Compact Walk Through Metal Detector Au

Wireless Window / Door Contact for PSTN Alarm Sy