Wireless Home Security Aystem,24Pcs DIY Kit with Door/Window Sensors,Motion Sensors Detectors,SOS Button,Remote,APP Insta Alert Compatible with Alexa,for Smart Life or Tuya APP,NO Monthly Fees

WiFi & GSM/4G Dual Network Connectivity: You may connect to the network via 2.4GHz WiFi or a 4G SIM card, enabling more stable data transmission and convenient app control. No 5G.
Smart Voice Control: Home security system works with Alexa, allowing voice command control via smart assistant when manual operation is inconvenient, enhancing daily usability.
Convenient Installation: The home security alarm system package includes all necessary screws and an installation manual. The simple installation method won't take much effort, and you can easily adjust the installation positions as needed.
High-decibel Real-time Alarm: When the alarm system's door/window sensors or PIR motion detectors are triggered, the main unit immediately emits a 120dB alarm sound to deter intruders, while the mobile app receives notifications simultaneously.
Smart Life & Tuya APP Control: After pairing and connecting via the Smart Life or Tuya APP, you can remotely monitor your home status in real-time from anywhere, giving you peace of mind whilecamping, traveling, or away from home.
Highly DIY + No monthly fee: This home alarm system supports adding more PGST sensors, up to 99 sensors total, making it ideal for large homes and apartments. It provides comprehensive security protection
Additional Features: The home security system also includes tamper alarm, delayed arming/disarming, auto-dial & SMS notifications (up to 5 numbers), two-way voice call, and scheduled arming/disarming.No extra charges for the above functions