This portable, battery-operated Door Knock Beacon is great for travel and one room situations such as a hotel room, dorm room, office, or studio apartment.
It is activated by vibration and flashes a bright light for several seconds after a knock. It also has an adjustable sensitivity switch.
Easy installation with door hanging bracket/hook or velcro strip (included).
NOTE: This model has been upgrade from its predecessor, the DB9, the DB10 features a brighter LED to alert you faster.
Great for homes, Hotel rooms, apartments, college dorm rooms or bedrooms - anywhere it is important to know that someone is knocking on your door. The DB10 is an affordable solution and easily moveable.
Extra bright light
Portable & compact
Uses a 9-volt battery (not included)
Size: 3 1/4" X 3 1/8" X 2 1/4"
Available in silver
1-year limited manufacturer's warranty