Details
This door/window contact alarm features a high-sensitivity sensor and low-power design, providing continuous and stable monitoring of door and window opening status. When a door or window is opened abnormally, the device responds quickly and triggers an alert or alarm, effectively enhancing daily security. The low-power design optimizes energy management, extending battery life and reducing the need for frequent maintenance while maintaining sensing sensitivity. The product has a compact and simple design, is easy to install, and is suitable for various home and commercial environments, providing users with a secure and convenient basic security experience.
Specifications
Material: ABS plastic
Battery: DC 3V
Wireless Frequency: 433 MHz
Battery Standby Time: 6-12 months
Applicable Scenarios: Home security (front door, windows, balcony doors)

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