4PCS Home Security Door Stop Stopper Floor Doorstop Wedge Warning Alarm Alert System

Introduces:
This new development of ultra-high sensing loudness door stopper alarm, a home, office, and travel accommodations are applicable safety alarm device. Due to its compact dimensions, the wedge slip design, can be widely applied to any hinged doors, large exports to European and American markets! No tools to install, directly plug in the door, open the switch, when the door is opened, that there is a certain on the door stopper alarm, the alarm will send up to 120 dB alarm sound, play a burglar alarm role!

Features：
The side of the door stopper alarm has sensitivity adjustment switch, toggle "Sensitivity" switch, H: placed with the door, the door opened sensed iron will sound an alarm, or is placed doors and windows, as long as the touch products itself will sound an alarm; M key and the L key function consistent effect for the door, then opened the door a sensed iron, alarm.
When closing the rear door plug switch, treble 120 db will not be activated, can be used as an ordinary slip door plug to use.
No need to install, a 9V laminated -powered, easy to carry, especially suitable accommodation when you travel used effectively in an unfamiliar place for your timely warning!
For the bottom of the door and the ground clearance between 1 cm and 3.5 cm

Specification：
Weight：108g
Size：13.6 x 4.5 x 3.6/5.35" x 1.77" x 1.42"
Operating Current： 0.1A
Operating voltage ：9V
Volume： ≥ 120db









a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a