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Principle: Door alarms work by installing the two portions of the device on two separate areas of a structure such as on a door jamb and a door. When the magnetic connection to the device is broken by the pieces moving away from each other (about5mm), an alarm sounds. At the same time, the device can keep the intruder outdoor by "lock up" function. The device is widely used in many place as on wooden door/metal door, gate etc. Easy installation and low price so It is your best choice for your family and your safety.
The installation
New arrives visit:
Principle: Door alarms work by installing the two portions of the device on two separate areas of a structure such as on a door jamb and a door. When the magnetic connection to the device is broken by the pieces moving away from each other (about5mm), an alarm sounds. At the same time, the device can keep the intruder outdoor by "lock up" function. The device is widely used in many place as on wooden door/metal door, gate etc. Easy installation and low price so It is your best choice for your family and your safety.
The installation
| Fixed the baser and metal pieces on the door by screw(Two kinds of screw for your choice, different door different screw) | |
| Alternative installation way for the house of the sensor based on different place (as picture below) | |
| fixed the alarm device on the baser by screw | |
| fixed another metal pieces on the door jamb(the distance between two device is more closer and is better) | |
| Put the cover on the metal pieces and fix them | |
| After installation, please kindly check if the device can work. If the device give the alarm when you open the door. | |
| Attribute Table | ||||
| Model Number | AS8501 | Signalling | wireless | |
| Material | Plastic+Steel | Sensor | magnetic switch | |
| Size | as picture | Working Frequency | 229.95MHz | |
| Power Supply | DV4.5V | OEM | accepted | |
| Finish | white | Sample | available | |
| Color | white | Delivery | 30-45days | |
| Weight | Pacakge | White box, Soft foam plastic bag | ||
| Work Current | ≤80mA | MOQ | 1000pcs | |
| Usage | door | Trade Terms | FOB,EXW | |
| Alarm Time | About 15s | Payment Terms | L/C,T/T,D/P,Western Union,Paypal | |
| Sound | 90 db | |||