door magnetic window magnetic door and window alarm burglar alarm of yiwu kepeng electric appliance firm

1. Doors, windows, homes, shops, businesses, etc.

2. Anti-theft device for computer cases in internet cafes This product is easy to install. Simply paste the main and auxiliary parts on the lid and frame of the computer case, or on both windows, aligning them (leaving about 5mm gap). When someone attempts to open the case or window illegally (separation of the main and auxiliary parts), the alarm will sound a strong alarm, warning the intruder to leave. You can control the opening of the case, door, or window by switching. Suitable for anti-theft in internet cafes, residential buildings, offices, shop counters, etc. The product is equipped with a 90db alarm output and uses 3×1.5V LR44 button batteries (included in the device). Product description: The product is compact and easy to install. The double-sided tape provided easily attaches to doors or windows, making it a cost-effective and practical technical preventive measure. It has been fully recognized by residents and the police in our area. Simply paste the main and auxiliary parts on the door and door frame, or on both windows, aligning them (leaving about 5mm gap). Once a thief tries to break in, the alarm will sound a strong alarm, scaring off the thief and reminding the owner and the surrounding people to catch the thief. You can control the opening of the door, window by switching. Suitable for anti-theft in residential buildings, offices, shop counters, etc.