Tuya W18 Wireless GSM Home Alarm Kit — Motion Sensor, GSM Central Unit, Built-In + 110dB Wired Siren, 8h Backup Battery, Auto-Dial to 6 Numbers

The Tuya W18 wireless alarm kit delivers loud, immediate alerts to protect your home. When triggered it emits a 110dB alarm designed to notify neighbors and discourage intruders. The system includes a built-in siren and supports a separate 110dB wired siren for added volume and redundancy. Centralized by a GSM alarm panel and motion sensor, the unit provides dependable, high-end performance. If mains power is lost, the internal backup battery keeps the system running for up to 8 hours. An integrated auto-dialer will call as many as 6 designated phone numbers automatically when a security breach occurs.