Hand Crank Raid Siren | ||||||||||
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Product Description
Specification:dB(A)1m 110±2
Rate HZ 500±20
Transmission distance Φ 1000M
Material Aluminium
N.W 1.2KG
Dimension 190*190*170mm
Operation steps:
1, Get the Alarm, and hold the handle with your left hand
2, Tighten the rocker arm alignment screw in a clockwise direction
3, With left index finger by the wind trigger, the right hand shaking the handle clockwise to making alarm
Features
- Rate HZ 500±20;Dimension 190*190*170mm
- No power support, compact structure, easy to carry
- A wide range of applications, such as the advantages of long life.
- The sound depends on the rotation speed of the handle.
- By manually rotating the handle, the gearbox of the transmission step by step acceleration to achieve the purpose of sound
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