Smart Alarm Smart 2.4G Home Security Kit — 433MHZ Door Sensor & Motion Detector, Easy to Use

Built with an industrial-grade module, this system supports standard wireless 802.11b/g/n for reliable 2.4G connectivity. Wireless sensors and remotes operate at 433MHZ. A one-key alarm provides fast, convenient activation, and four LED lamps indicate system status. The panel supports up to 8 remote controllers and 10 wireless defense zones (max 100 sensors). Defense zones are programmable with multiple modes — outside, home, delay, or all day — so you can customize protection for different situations.