Hand operated siren LK-200A is designed to provide effective warning in applications where there is no power supply.

　　Powered by rotation the handle,this model has a plate to shut off the sound once up to speed giving it the ability to produce different tones

　　LK-200A sirens can be mounted on flat surface and on the wall

　　Features :

　　no power supply required

　　powerful low frequency sound

　　universally recognised signal

　　Shutter mechanism to provide a choice of signals:continuous and warble

　　Application:

　　Camp site,civil defence,mountain rescue,coast guard warning,quarries/mining

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