A door stop alarm is activated as soon as force is placed against it. Sensitive to the slightest pressure, these intrusion detection devices are easy-to-use, offer a reliable door alarm, and come with no complicated installation in the process.

Once a door alarm system is propped in place the smallest amount pressure or an attempt to open a door will result in an alarm being activated, with an often loud sound emitted at 120dB (enough to wake even the heaviest of sleepers) or so. Sound is halted as soon as pressure is once again released of the plate of the stop. Its also an option to adjust the sensitivity of the pads. These security products offer complete simplicity in a small package, all at a very reasonable price.

A door stopper alarm is a quick, simple, and affordable solution to add extra security to an apartment, dorm, or any room for that matter that has a door. Due to its compact nature, these security products are light enough to pack in a bag or suitcase and be taken along to a hotel or other such rented accommodation. Ideal for those rooms that don't seem all that secure, with no security chains or locks on the door. Can be switch on and off with ease without activating the alarm.

Often seen as an effective means to discourage a potential intruder as the alarm does emit a LOUD alarm sound, and the door isn't going to open in full as it soon gets wedge onto the door stopper. The General Electric (GE) door stop alarm [model: 50246 Smart Home Door Stop Alarm ] is one popular product that's received numerous favorable comments and reviews online. A relatively inexpensive piece of home security kit to give that extra piece of mind, with stoppers costing in the region of $5.50 - $14.95.

One negative point noted to door step alarms is where a floor is simply too low in relation to a door to work effectively. A gap between floor and door needs to be small enough so that a stopper can be wedged in place for a tight fit.

A simple, effective back-up, these door stop alarms are reliable, portable, easy to operate, and lets off a ear-piercing sound (it can be heard through the entire home) at the slightest attempt to intrude on a internal or exterior door.