door-alarm-sensor

7 лет назад

This video provides step-by-step instructions on how to install Ring Protect Contact Sensors. It covers placement options for doors and windows, ensuring proper alignment of the sensor and magnet for optimal performance. The video also emphasizes the importance of cleaning the surface before installation for a secure bond.

3 года назад

This video demonstrates a simple door alarm that uses a magnetic contact to trigger a loud alarm when a door is opened. The alarm has multiple settings, including a loud siren and a chime-like sound. The video shows how easy it is to install and how effective the alarm is at deterring intruders.

2 года назад

The video reviews a door stop alarm designed to alert someone if their door is being opened. The reviewer tests the alarm on different floor types and sensitivity levels, noting its loudness and effectiveness in preventing the door from being opened. They plan to use the alarm on an upcoming trip and provide further feedback then.