Advanced Detection Technology: Equipped with the latest PIR (Passive Infrared) technology, this curtain motion detector accurately senses movement, reducing false alarms and ensuring your home's safety. Wireless Convenience: Operates at 433Mhz frequency for seamless integration with your existing home security system, allowing for a clutter-free setup without the need for complex wiring. Long Detection Range: Covers a wide area with its enhanced detection capabilities, providing ample security coverage for and doorways. Easy to Install: This motion sensor is designed for easy installation, making it ideal for both DIY enthusiasts and professional setups. It includes all necessary mounting hardware for a quick setup. Energy Efficient: Powered by batteries, it offers a long-lasting performance, ensuring that your home remains secure without constant maintenance. Color:White Material:plastic Package Contents: 1 * Human body sensing detector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.