Type:Intrude Detector, Door Delay Alarm, Sensor Alarm, Smart Home Accessories, Home Surveillance Part, Smart Security Systems, Smart Door Locks Kits

Description: When there is an intruder at home or if the doors and windows are left open for a few seconds, the alarm will automatically sound loudly, providing strong protection for your daily life and emergencies.

Features: Magnetic door intrude detector simple door security alarm 108dB super loud volume alarm, deter the theft effectively. Open the door and window trigger the alarm, close it will stop the alarm. If disarm failed after 5s, the alarm will go off for 30s. Door-closing reminder mode will alarm if you open the door and keep it open after5s, only closing the door will stop the alarm. When the door and window are opened, the doorbell rings ding- dong. Built-in 2 changeable AAA alkaline battery(not included), the standby time lasts 2 years. Led flashes once every second when low power indication. Widely used for doors, windows, refrigerators, supermarket freezers, file cabinets etc.

Installation Note: Distance between alarm and magnetic stick less than 1cm. Open the door or window will trigger the alarm.

Specifications: Material: Plastic Battery Specification: 2 x Changeable AAA Alkaline Battery(Not Included) Size(LxWxH): Alarm Size: 8.6 x 4.6 x 3.6 cm Magnetic Stick: 4.5 x 1.15 x 1 cm

Package Contents: 1 x Alarm 1 x Magnetic Stick

Please Note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.