Overview This Smart WIFI Home Security Burglar Alarm System is easy to Do-It-Yourself, no monthly fees, no contracts required. The App will alert all designated members with a push notifications when the security system detects a break-in or unauthorized activity and allows the user to view the home's status and safety with optional camera.It is open to future home automation features and almost unlimited expandability. Features 1. WiFi Connection: WiFi enabled Tuya cloud security alarm system. 2. APP control: App-based control and monitoring,no monthly fee,no contract. 3. Easy to setup: Plug and paly,setup in less than ten minutes. 4. Real-time notifications: Once accessory is triggered, your smart phone will get notification anywhere. 5. Editable name: Free to change the name of host or accessory as your wish. 6. Expandable system: Support up to 50 acessories, easy to constomize your system. 7. Built-in siren: 110dB of volume strobe siren. 8. Permanent record: Alarm history can be stored permanently. 9. OTA update: Support over the air firmware update, never miss new functions.