Outdoor Siren for Alarm System 433MHz The 433MHz Outdoor Siren for Tuya Alarm System is a durable and powerful security device designed to provide loud and attention-grabbing alerts in outdoor environments. Operating on the reliable 433MHz frequency, this siren integrates seamlessly with your Tuya-compatible alarm system. Built to withstand harsh weather conditions, it features both a loud siren and flashing light, ensuring maximum visibility and deterrence during security breaches. Perfect for residential or commercial outdoor areas, this siren enhances your security system, offering reliable protection and peace of mind. Wireless Frequancy : 433MHz Battery : 12V (Not Included) Wireless Distance : 80m (Open Space) Alarm Volume : 130db Battery Standby Backup : 5~8 Hours G.W. : 0.500kg