Features :
no power supply required light weight for portability powerful low frequency sound Shutter mechanism to provide a choice of signals: continuous and warble
Specification :
- Sound Rating: 110± 2dB( A) @ 1M
- Output Frequency: 550± 20Hz ( Dependent on Rotation Speed)
- Sound range: 500M
- Weight: 0.6Kg
- Application: Camp site, civil defence, mountain rescue, coast guard warning, quarries/ mining
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