4 Pack Wireless Door Window Alarm System with Magnetic Trigger Sensor for Home Security

Product overview This 4piece wireless door and window sensor set provides a simple, configurable burglar alarm solution for home safety. Each unit uses a magnetic trigger to detect opening and closing and includes an easy press close open button for setting and operation. Key benefits Immediate intrusion awareness: Detects door and window openings to alert you to unauthorized access. Flexible configuration: Multifunction settings let you choose the mode that matches your needs using the easy press close open button. Wide compatibility: Magnetic trigger design works on standard doors, windows, sliding doors, freezers and refrigerators. Low maintenance power: Each sensor is powered by 2 AAA 1.5V batteries (batteries not included), allowing simple battery replacement. Main features Set of four wireless magnetic trigger sensors for door and window protection. Adjustable functions controlled with a single press close open button on each unit. Suitable for installation on doors, windows, sliding doors and windows, and appliance doors such as freezers and refrigerators. Battery powered using two AAA 1.5V cells per sensor; batteries not included. Practical applications Front and back doors: Monitor main entry points for unauthorized openings. Windows and sliding doors: Protect ground floor and patio access points against forced entry. Appliance and storage security: Use on freezers, refrigerators, or storage cabinets to detect unauthorized access. What you should know Includes four wireless magnetic sensors. Uses 2 AAA 1.5V batteries per sensor; batteries are not included. Multifunction settings are adjusted via the close open button on each sensor. This product offers a straightforward, adaptable sensor solution for improving awareness of door and window activity around the home.