1. Turn off the alarm first. Place the main unit and the magnetic strip together.
2. Turn it on (upward), and you will hear "Di-Di" (default mode).
3. After hearing "Di-Di", quickly slide the switch up and down, you will hear a continuous tone of "Di..." and the alarm is in constant alarm mode.
4. Slide the switch up and down quickly, you will hear "Di-Di-Di" and the alarm is in the door closing reminder mode. When the door is opened, the sound "Di--Di-Di" is emitted from 0dB-110dB.
5. Slide the switch up and down quickly, you will hear a "dingdong" sound and the alarm is in doorbell mode. When the door opened, it made a "Dingdong" sound.
| Place of Origin | China |
| China | Guangdong |
| Brand Name | KINWEIRR |
| Model Number | KW21 |
| Certification | CE |
| Special Features | Perfect for home, garage, apartment, dorm room, mobile home, RV, office and more |
| Color | white |
| Material | ABS |
| DB | 110DB |
| Host Batteries | 3*1.5V AG13 or LR44(included)low battery test button |
| Host Size | 9*35*13mm(magnetic sensor) , 56mm*30mm*18mm ( main unit). |
| Alarm method | The alarm will sound when a child opens the door, and the alarm will continue to sound until an adult turn it off. |
| Function | Alarm will be triggered immediately once you separate two parts.110 db loud alarm helps deter intruder and possibly notifies neighbors/homeowner, also helps notify you if visitors/children/pet or others are coming/going when you are at home. |
| Usage | For door , for window |
| Feature | Eco-friendly |
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