Feature: 1. Comprehensive Home Security Solution: Our 21-piece WiFi home security alarm system offers a robust alarm system for home security, integrating advanced technology with user-friendly features to keep your family safe. 2. Smart Wireless Connectivity: This wireless alarm system for home security operates seamlessly with both 4G and WiFi, providing you the flexibility and convenience of remote control via the TY APP for all your smart home needs. 3. Multi-Functional Security Features: Equipped with various sensors including motion detectors, door/window sensors, and an emergency SOS button, this home alarm system ensures comprehensive coverage, making it one of the most effective security systems for house protection. 4. Integration with Amazon Alexa: Enhance your home security experience by using our alarm system alongside Amazon Alexa, allowing for voice control and easy access to your security settings, ensuring your safety is always just a command away. 5. User-Friendly and Customizable: Designed for ease of use, this home alarm system wireless setup features a simple interface with multi-language support, making it accessible to everyone in your household while offering customizable settings tailored to your security preferences. Specification: Input Voltage: DC5V (powered by USB Type-c standard interface) Working Current: