YaeTek Hand Crank Loud 115dB Hand Crank Manual Operated Portable Metal Alarm/Siren (Air Raid)


Homealarmsystem.org.
Rate HZ 500±20;Dimension 190*190*170mm
No power support, compact structure, easy to carry

$30.90

Specification:
dB(A)1m 110±2
Price HZ 500±20
Transmission distance Φ 1000M
Supplies Aluminium
N.W 1.2KG
Dimension 190*190*170mm

Operation steps:
1, Get the Alarm, and preserve the take care of collectively along with your left hand
2, Tighten the rocker arm alignment screw in a clockwise route
3, With left index finger by the wind set off, the appropriate hand shaking the take care of clockwise to creating alarm

Nice Deal From Homealarmsystem.org by coming into your model amount.
Price HZ 500±20;Dimension 190*190*170mm
No power help, compact development, simple to carry
A wide range of features, resembling some nice advantages of prolonged life.
The sound depends on the rotation tempo of the take care of.
By manually rotating the take care of, the gearbox of the transmission step-by-step acceleration to achieve the goal of sound

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