Features 1、Using high quality ABS plastic fire-proof material, solid and durable. 2、Built-in LED, super bright when send out alarm signal, effectively remind people flee from fire. 3、High decibel tone. The alarm will send out both loud sound and quick flash light to remind people escape from the fire. 4、Safe and stable, protecting your life and property safety. 5、No radiation, environmental protection and energy saving. Specification Features: Using high quality ABS plastic fire-proof material, solid and durable. Built-in LED, super bright when send out alarm signal, effectively remind people flee from fire. High decibel tone. The alarm will send out both loud sound and quick flash light to remind people escape from the fire. Safe and stable, protecting your life and property safety. No radiation, environmental protection and energy saving. Widely used in homes, factories, schools, shops, office, hotel, restaurant, financial and banking workplace and so on. Specification: Condition: 100% Brand New Material: ABS plastic Color: Red Size: 122 * 72 * 35mm / 4.8 * 2.8 * 1.4in Lighting frequency: 150times/min Rated sound pressure: 110db/30cm Package Weight: Approx. 122g / 4.3oz Application: Widely used in homes, factories, schools, shops, office, hotel, restaurant, financial and banking workplace and so on Package Included: 1 * Wired Alarm Strobe Siren 4 * Accessories