General description This CCYKXA 2PCS Wired Strobe Siren is a compact and portable sound alarm system designed for home security. Made from high-quality ABS plastic, it is both strong and durable. The built-in LED provides a super bright light when an alarm signal is activated, effectively alerting individuals to potential dangers such as fire. The sirens emit loud sounds and rapid lights to ensure that people are reminded to escape in case of an emergency. Technical specifications Material: ABS Plastic Size: 122 x 72 x 35 mm / 4.8 x 2.8 x 1.4 inches Rated Voltage: DC 12V Lighting Frequency: 150 times/min Rated Sound Pressure: 110 +/- 3 dB/1m Applications This alarm system is widely used in various settings, including: Homes Factories Schools Shops Offices Hotels Restaurants Financial and banking workplaces Other information Package includes: 2 Wired Alarm Strobe Sirens Note: Other items are not included; colors may vary based on the first picture shown.