This TECKNET door and window alarm system offers versatile security solutions for your home or off...This TECKNET door and window alarm system offers versatile security solutions for your home or office. With an "Alarm" mode, it triggers a loud 100dB siren when sensors are separated by more than 2 cm, continuing until they are reunited. The "Chime" mode provides a gentle audible alert for doors or windows being opened. Easily switch to "Off" for silence. The alarm features 3-level volume control, making it suitable for various applications including apartments, mobile homes, offices, hotels, stores, and more. Installation is simple using the included stickers on doors, windows, cabinets, drawers, or gates. Ensure the installation area is clean and the sensor is aligned with the arrow side of the alarm within 2 cm. Its mini and portable design makes it easy to carry. The product comes with a 36-month warranty upon registration. Manufacturer: TECKNET.
Tecknet White Door Alarm Sensor, Window Alarms Sensors, 2-In-1 Alarm & Chime, 3-Level Volume Control, Door Sensor For Home Security, Wireless Burglar Alarms For House, Shop, Office, Garage (3 Pcs)
AmazonTecknet White Door Alarm Sensor, Window Alarms Sensors, 2-In-1 Alarm & Chime, 3-Level Volume Control, Door Sensor For Home Security, Wireless Burglar Alarms For House, Shop, Office, Garage (3 Pcs)
Tecknet White Door Alarm Sensor, Window Alarms Sensors, 2-In-1 Alarm & Chime, 3-Level Volume Control, Door Sensor For Home Security, Wireless Burglar Alarms For House, Shop, Office, Garage (6 Pcs)Free delivery in 1–3 days£19.99Visit shop →
Tecknet White Door Alarm Sensor, Mini Window Alarm Sensors, Door Sensor Alarm For Home Security Systems With Quick Loud 100Db Ring Alarm, Wireless Burglar Alarms For House, Shop, Office, Garage (9 Pcs)Free delivery in 1–3 days£34.99Visit shop →
OnBuy.comDoor Alarm Sensor, Window Alarm Sensors, 2-In-1 Alarm & Chime, 3-Level Volume Control, Door Sensor Alarm For Home Security, Wireless Burglar Alarms 5056243607884
Tecknet Door Alarm Sensor, Window Alarm Sensors, 2-In-1 Alarm & Chime, 3-Level Volume Control, Door Sensor Alarm For Home Security, Wireless Burglar AlarmsFree delivery in 1–3 days£20.48Visit shop →
Door Alarm Sensor, Mini Window Alarm Sensors, Door Sensor Alarm For Home Security Systems With Quick Loud 100Db Ring 5056243607891Free delivery in 1–3 days£27.53Visit shop →
Tecknet Door Alarm Sensor, Mini Window Alarm Sensors, Door Sensor Alarm For Home Security Systems With Quick Loud 100Db RingFree delivery in 1–3 days£27.53Visit shop →
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This TECKNET door and window alarm system offers versatile security solutions for your home or office. With an "Alarm" mode, it triggers a loud 100dB siren when sensors are separated by more than 2 cm, continuing until they are reunited. The "Chime" mode provides a gentle audible alert for doors or windows being opened. Easily switch to "Off" for silence. The alarm features 3-level volume control, making it suitable for various applications including apartments, mobile homes, offices, hotels, stores, and more. Installation is simple using the included stickers on doors, windows, cabinets, drawers, or gates. Ensure the installation area is clean and the sensor is aligned with the arrow side of the alarm within 2 cm. Its mini and portable design makes it easy to carry. The product comes with a 36-month warranty upon registration. Manufacturer: TECKNET.
Amazon£11.89Visit shop 
OnBuy.com£20.48Visit shop