TECKNET 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)

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🚪🔔 Secure your space, silence your worries!

The TECKNET Door Alarm Sensor is a versatile 2-in-1 wireless security device featuring a powerful 100dB siren, 3-level volume control, and a sensitive contact sensor that triggers when separated by more than 2cm. Compact and easy to install with included adhesive, it’s perfect for doors, windows, cabinets, and more. Comes with batteries included and a 36-month warranty, making it a reliable choice for home, office, or shop security.