Serene Innovations CentralAlert CA-DXH Hanging Door Knock Sensor

Serene Innovations CentralAlert CA-DXH Hanging Door Knock Sensor, HC-CADXH is a notification system that alerts the user when someone is knocking on the door. This door hanger is an ideal safety alarm system for in-home use or travel. It can be placed on the door in a hotel or motel room, it is not visible outside the door, and privately alerts you when someone is at the door. It operates at a 2.4 GHz frequency, is 2.5 x 3.8 x 1 inch, has a 210 ft range, and uses 2 AA batteries as the power source.

Product Features and Benefits

• Not Visible From Outside the Door
• Ideal Safety Feature for Bedrooms
• Great for Travel Use
• Can be Placed on Any Door
• Secure Notification System
• Alerts When Someone is at the Door

Product Specifications

• Product Number: CADXH
• Length Size: 2.5 Inch
• Width Size: 3.8 Inch
• Depth Size: 1 Inch
• Range: 210 Feet

Manuals and Documents

•    Product Manual contains use and care instructions.