Intelligent Door Window Alarm Sensor Wireless Magnetic Switch Contact Detector for 433MHz Home Security Alarm System Kits

Descriptions: 1. It is widely used for monitoring and security system, with high reliability, small size, easy installation and operation and strong flexibility. 2. Easy to install and convenient to use.  Features:  1. Built-in 433MHZ imported wireless module, fully compatible with various 433MHZ alarm hosts and field alarm equipment on the market.  2. Built-in battery provides up to 2-3 months of battery life.  3. After the wireless door sensor is paired with the host, it can be pasted on the door according to the door sensor arrow.  4 .When the doors and windows are opened (the host and the magnetic stripe are separated), an alarm sounds immediately.  5. It is suitable for shops with hidden safety hazards such as doors and windows, drawers, file cabinets, safes, etc., to meet the applicable requirements of your useless scene.  Specifications: Color: White;  Material: Metal & Plastic;  Rated Voltage: 12V;  Transmission Frequency: 433MHZ;  Package Included:  1 x Door Window Magnetic Sensor;  1 x Manual