About This Siren Alarms: you will receive 6 strobe siren industrial warning light and sound emergency panic alarms, a dual alarm system equipped with bright red strobe lights and a powerful 110 dB sound level within 1 meter to provide visual and auditory warnings Waterproof and Durable: The alarm siren lights are made of quality PC material, with a thick and transparent protective shell that is sturdy, drop resistant, anti-aging, and resistant to low and high temperatures, ensuring their service life even in demanding environments Compatible with Smart Switches: strobe siren industrial alarm warning lights seamless integration with smart switch plug, enabling timed alarms to be connected to smart furniture (without plug) Multiple Applications: sound flash strobe siren is suitable for a wide range of applications, applied for programmed timing, scheduling, notifications, etc. It is an ideal signal device in industrial, office, or residential settings Universal Voltage: this sound flash strobe siren can operate over a wide voltage range and is effectively compatible with any AC power source from 90V to 250V Overview Color : Red Brand : Tuanse Compatible Devices : Smart Switches Product Dimensions : 7.09"L x 4.92"W x 4.53"H Control Method : App