How to Make a Door Alarm. A homemade alarm might be just the thing you need to keep nosy siblings from poking around. Even for general home protection, a homemade alarm can take burglars by surprise. You can make an alarm at home to keep.
Home Alert Security Door Stop Alarm System
How to (Cleverly) Secure Your Home Against Intruders.
Security gadget for traveling. For anyone who can never quite get a good nights sleep in a hotel room due to security worries, this gadget can help allay those fears a little. Its high-pitched alarm will alert you if your hotel room door is opened.
Sleep a little more soundly knowing your portable door alarm is guarding your door. Simply hang the travel door alarm on the inside handle of your hotel door. If opening of the alarmed door is attempted a piercing 120 decibel alarm sounds.