• Door Stopper alarm

• Powerful 135 DB alarm with on-off switch

• Compact and lightweight - Great for travel

• Wedge-shaped design and non-skid pad on the bottom of unit prevent door from opening

• Use it when you are out, when you are alone, or when you are traveling.

• Good for Dormitory rooms and hotel rooms.

• No installation required

• Requires 1pc 6F22 9V battery (included)

If an intruder attempts to open the door, the wedge-shaped design and non-skid pad on the bottom of the unit will prevent it from opening and activate a alarm, which will scare off the would-be intruder and alert you to the attempted entry.