Hand Crank Siren alarm

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Hand operated siren is an audible warning device in order to indicate a dangerous or emergency situation and designed to provide effective warning in applications where there is no power supply, such as civil defence, camp sites, mountain rescue, frontier sentry and coast guard warning. Due to lightweight, the sirens can be easily transported to remote locations and folded up to a small size for easy of handling, furthermore the price is quite cheap, so this kind of alarms are welcomed by customer. This model comes complete with carry case, making it the ideal choice where portability is crucial.

Features:

Outdoor Rating: 110±2dB(C) @ 1m;

Frequency: 550Hz Nominal (dependent on rotation speed);

Construction: Aluminium siren;