Burglar alarms

120dB Loud Wireless Door Alarm Sensor, Black Door Contact Detector Security Alarm

Burglar Security Alarm, Door and Window Magnetic Contact Alarm Security System

940nm infrared detector for gates, doors and barriers, 30m range, 12-24V, home security, black

Door and Window Alarm, Alarm with 130dB Siren, 2 Remote Controls, Easy to Install, Wireless Home Alarm

Wireless security system, door stop alarm, travel, home, portable, dorm stop alert, house

Ulisem Ski Lock, Luggage Cable Lock - Password Small Ski Locks Adjustable Combination Paddles

Refrigerator and freezer alarm, Door left open, white, 6.53 x 41.7 cm

2.4GHz WiFi Wireless Door/Window Detector - Smart Home Security Sensor, App Control, 3V Alarm

5-Piece Wireless Personal Security Alarm Sensor for Door and Window, Home Security Alarm for Door and Window

Ahlsen Door and Entrance Alarm - 4x Wireless Intruder Alarm - Home Burglary - Operat - 100 dB

Ahlsen Door and Entrance Alarm - 4x Wireless Intruder Alarm - Home Burglary - Operat - 100 dB

Door and Window Alarm Set of 4 Wireless Anti-Intrusion Alarms for Home Security Against Burglary, Magnetic Operation, 100 dB

Set of 4 wireless magnetic door and window alarm sensors for home security system, child safety – Anti-theft and intrusion detector, 120 dB siren with battery

Alarm sensors for doors and windows - Child safety, home, office, shop, garage, dormitory, apartment, camper van, set of 2

Alarm sensors for doors and windows - Child safety, home, office, shop, dormitory, apartment, camper van, set of 2

1 item, WiFi door and window sensor, smart alarm, home security alarm system.

Refrigerator and freezer alarm, open door, white, 6.5 x 3.4 x 1.7 cm

6-piece anti-theft door alarm sensor, wireless window alarm, door and window alarm

DC12-24V Infrared Photoelectric Cell Automatic Beam Sensor Garage Door Shutter Obstacle Detector Alarm 1 pair (transmitter and receiver)

2-Pack WiFi Door Sensor, Wireless Smart Window Sensor, Compatible with Alexa and Google Assistant, No Hub Required

Portable door stop alarm (2 pack), sensor door stop safety device, battery included (black).

Solar-powered wireless entry alarm with infrared door sensor and digital display. Includes 1 receiver and 1 motion detector.

Alarm sensors for doors and windows - Child safety, home, office, shop, garage, dormitory, apartment, camper van, set of 4

Alarm sensors for doors and windows - Child safety, home, office, shop, dormitory, apartment, camper van, set of 4

Garage Door Sensor, ABS Infrared Beam Sensor, 15M Detection Range, 940nm Wavelength, Anti-Theft Alarm for Door Openers, Access Control, Vehicle Gates, Use

WiFi Door Sensors Alarms Wireless Magnetic Window Entry Detector Contact Sensor for Home Security Application tuya (2 pieces)

Garage Door Sensor, ABS Infrared Beam Sensor, 15M Detection Range, 940nm Wavelength, Anti-Theft Alarm for Door Openers, Access Control, Vehicle Gates, Use

Garage Door Sensor, ABS Infrared Beam Sensor, 15M Detection Range, 940nm Wavelength, Anti-Theft Alarm for Door Openers, Access Control, Vehicle Gates, Use

WiFi Door Sensors Alarms Wireless Magnetic Window Entry Detector Contact Sensor for Home Security Application tuya (2 pieces)

WiFi Door Sensors Alarms Wireless Magnetic Window Entry Detector Contact Sensor for Home Security Application tuya (2 pieces)

Abcrital – Adjustable security grille for windows 500-650 mm – Durable galvanized steel – Horizontal installation – 2 solid crossbars

Four items, suitable for anti-theft alarm systems for doors and windows, equipped with wireless sensors.