To use the simple door security devices for Do-It-Yourself Home Security System
Give you peace of mind, and keep yourself and your property safe &security.
Uouoao Door and Window Alarms will be triggered immediately once the two parts separated (wireless alarm host and magnetic strip).
The alarms come with 4 in 1 function -- General Alarm, Constant Alarm, Closing-door Alert, and Door Chime.
110 db loud alarm helps deter intruder and possibly notifies neighbors/homeowner, also helps notify you if visitors/children/Alzheimer/dementia patients/pets or others are coming/going.
Product Feature:
Well-made & Durable Quality
110 dB Loud Alarm
4-in-1 Mode
Small & light-weight
Super Easy to Install and Use
Low Battery Indicator
Package Including:
1 x Window alarms
1 x LR44 cell batteries
Double-sided adhesive tapes

Peel & Stick Installation
Note:
Ensure close the alarm and magnetic strip, the installation distance between them should not exceed 0.78 inch.
The 2 parts need be aligned by their alignment arrow.
The magnetic strip must be on the right side of the alarm.
Small Size Design
Light-weight and small alarm suitable for kinds of doors and windows. Simply stick these alarms to any window and door, that let you know when door or window opens. Perfect for home security, kid safety, dementia patients...
Low Battery Indicator
When in low battery, it will sound "Du-Du-Du-Du" to remind you change the new battery. Battery can standby for 1 year.
How to Change Mode
Turn off the alarm firstly. Put the alarm host and the magnetic strip near together
Then turn it on, you will hear "Di-Di" (It’s in General Alarm Mode)
After you heard "Di-Di", quickly down and up the switch, you will hear "Di...." , the alarm is in Constant Alarm Mode.
Then quickly down and up the switch, you will hear "Di-Di-Di", the alarm is in Closing-door Alert. It sounds "Di--Di-Di" from 0dB-110dB when door opens.
Then quickly down and up the switch, you will hear "Dingdong" sound, the alarm is in Doorbell Mode. It sounds "Dingdong" when door opens.