🚪 NineLeaf Motion Sensor Doorbell - PIR Motion Detect Alarm, Store Welcome Buzzer Monitor, Multi-Function Wireless Welcome Greeting Doorbell - Caregiver Reminder for Elderly Review

I put a sensor on the outside of my front door and it sounds an alarm when my cat needs to go inside. Excellent motion detector.

Use this as a silent alarm on my desk so I can see when someone enters the reception area. The sensor is very sensitive (almost too) and the flashing light with no sound is very clear and catches my attention. Overall it works well as advertised.

I use it as a silent alarm clock on my desk so I can see when someone enters the reception area. The sensor is very sensitive (almost too) and the flashing light with no sound is very clear and catches my attention. Overall it works well as advertised.

I bought this to use as a 'dog doorbell'. When I'm working outside in the summer, my black lab gets hot and wants to come inside long before I'm ready. But I often work from home. This allows my dog to "ring" the doorbell and let my wife know she wants to come in (instead of making her wait in the hot garage until I'm done with work). This works great and the dog has learned to walk quickly. into the sensor area and wait for my wife to open the door. Because my dryer's outlet is within range of

I bought this to use as a "dog doorbell". When I'm working outside in the summer, my black lab gets hot and wants to come inside long before I'm ready. But I often work from home. This allows my dog to "ring" the doorbell and let my wife know she wants to come in (instead of making her wait in the hot garage until I'm done with work). This works great and the dog has learned to walk quickly. into the sensor area and wait for my wife to open the door. Because my dryer's outlet is within range of