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Manual alarm without power supply,but can provide an effective alarm in the place that without power supply.Simply shake the handle clockwise through artificial hand,speed arrive junior (50-80 rev / min) can achieve the desired effect alarm,the sound sharp,shocking large, penetrating power.Alarm sound depends on the handle speed of shaking.
Handcranked siren small size,light weight,easy to carry,easy to install,does not require any tools,Only need 0.15 square and where people stood can normal operation ,the mobility of the job is very strong.
It is an ideal Alarm equipment when Civil defense,military, detention centers,prisons,mines,airports,pastures,oil depots,warehouses, hotels,restaurants and other business units Critical situation occurs.
Key Features
Sound Rating: 110±2dB(A) @1M Output Frequency: 550±20Hz (Dependent on Rotation Speed) Sound range:1000M Net Weight: 3.2Kg Carton Size: 220*190*170mm
900*150*140mm
Used for emergency warning,easy to carry,mainly used in flood control,disaster,forest fire,military military
supplies,public and industrial applications to respond to emergencies alarm use.
| Model | siren |
|---|---|
| Weight (kg) | 3.2 |
| Color | May Varies |
| Main Material | N/A |
