Yl-161 Portbal Door Stop Alarm

Product Description

door stop alarm
put the alarm at the botton of the door in room.
the metal plate will detect the door moving and alarm about 30 seconds
3 pcs AAA battery 100db loudness
DOOR STOP ALARM
YL-161
4.5v
3 pcs AAA battery
100 db (30 cm)
Open the battery cap and put in the batteries.
put the alarm to the ground of a door back.
Switch on the alarm.
When the door is opened and touch the metal plate of the alarm..
Then the alarm will started for 30 seconds.
Open the battery cap and put in the batteries.
put the alarm to the ground of a door back.
Switch on the alarm.
When the door is opened and touch the metal plate of the alarm..
Then the alarm will started for 30 seconds.

YL-161	YL-353
DOOR PRESSUR	SECRET NO

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