MIRACLE DOOR ALARM - PORTABLE SENSOR ANTI-THEFT ALARM - FREE SHIPPING !!!

Convenient and practical ; loudness of 120 dB alarm ; ultra small size 98X55X25 mm and light weight. Alarm at the outside of the door before thief enters into ,so it is more safer . As long as the theif touch the door handle , it will alarm and siren automatically and include the condition which the theft wear glove .10 seconds to siren after it is triggered . A . open the switch after 30 seconds into the working state, hang it onto the door handle inside of door or window , outside where a person is closing to door handle and touch on , it will issue a sharp warning sound, the human body to leave the sound goes off . B .the alarm can be installed in valuables or bags /boxes, the people close to, but also sound an alarm.C.Power by 9V battery - not included ! Touch door handle ,it alarms :