MS-490 Industry Security Electric Motor Driven Siren Continuous Alarm Horn Buzzer Continuous Alarm Horn Buzzer AC220V Electric Motor Driven Siren Industry Security Electric Alarm

Manila spot, local seller, support cash on deliveryThe new shell is made of all-aluminum alloy material, which is more beautiful and durableHigh volume, easy to transmit over long distancesSuitable for use in mines, blasting, prisons, reservoirs, power stations, fire houses, public security and other alarm systemsSpecificationsMS-490 Two-way Electric Alarm SystemVoltage: AC 220VFrequency: 50Hz / 60HzDecibel: 120DBWhat's in the box1 x Boxed SirenNotes: Due to different manual measurements, please allow the size to be slightly differentUse it for no more than 3 minutes, wait for the second time to use the motor to cool down to normal temperature, and then you can use it for a long time！！！This must be strictly followed！！！