Door/window sensors

Magnetic Contacts, Small in Sizes and Easy to Install

Wired Control Panel with Dual-reed Switches, 433 to 866MHz Emitting Frequency Range

Wired Door/Window Open Alarm, Surface Mounted Design, Easy to Install

Metal wired door/window sensors with 380mm stainless steel tube

Door/Window Sensor with ≥15mW Emitting Power, Used for Aluminum Alloy Doors

Wired Control Panel, Easy-to-install with 3V Operating Voltage

Wired Control Panel with Dual-reed Switches and Fire-proof Material Case

GSM Door Magnetic 433MHz Sensors with Tamper Alarm and Auto-status Report

Wired Control Panel with Dual-reed Switches, 433 to 866MHz Emitting Frequency Range

Wireless Magnetic Contact Door Sensors, Tamper Alarm, Automatic Status Report

Wired Door Open Alarm with Built-in High-sensitivity Magnetic Switch, Easy to Install

Wired Door/Window Sensor with Built-in High-sensitivity Magnetic Switch, Easy to Install

433MHz GSM Door Magnetic Contact Alarm with Tamper Alarm and Auto-status Report

Door Magnetic 433MHz Sensor, Easy to Install and Use, Low-powered Mode

Door and Windows Guard with Energy-saving DSP Chip and 433/430MHz Emitting Frequency

Wireless Door Window Open Alarm with Lithium Battery, Anti-tamper, 433/868MHz Emitting Frequencies

Door/Window Guard with PIR Detector and 9 to 15V DC Operating Voltages

Wired Door Magnetic Sensor with PIR Detector and 9 to 15V DC Operating Voltage

Wireless Door Window Sensors with Lithium Battery, Anti-tamper, 433/868MHz Emitting Frequencies

Wired Door Magnetic Sensor with Energy-saving DSP Chip and 433/430MHz Emitting Frequency