Hand Crank Siren Features:

• Designed for effective warning in area where no power supply is available
• Maximum sound with minimum effort
• Miscellaneous applications e.g. schools, public buildings, camps, mountain rescue, firefighters, road works, ...
• Becuase it is lightweight it can be easily transported to remote locations
• Folds up to a small size for ease of us
• Made of aluminium
• Weight: 1.2kg
• Sound rating (1m);  100dB +/-2
• Output frequenz:  500 Hz +/- 20 Hz