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Application of warning sirens
Release date:2014-02-19

sirens are generating sound to provide warning of approaching danger and sometimes to indicate when the danger has passed.such as when there is a very high risk of military conflict, sirens will blare to warn the public of possible attacks or invasion

there is 4 alert signal

1.Red Alert (attack imminent)

the Signal switch on for 6 seconds and off for 6 seconds,repeat 15 times as a circle,with  3 minutes wavering siren tone

2.Yellow Alert (attack likely)

the Signal switch on for 36 seconds and off for 24 seconds,repeat 3 times as a circle,last 3 minutes

3.White Alert (all-clear)

with  3 minute steady continuous siren tone

4.Blue Alert (undefined)

 it could be achieved by holding the Signal switch on for ( )seconds and off for (  )seconds to manually generate the warbling tone





Phone: 0086 576 82708337,13666827120
Contact Person:Cathy Chao
Fax number: 0086 576 82713889

Skype: lionkingsignal2014
Company address:
No.688,Yangsi Road, Zhangan, Jiaojiang district, Taizhou City, Zhejiang Province, China
The company website:



Taizhou Lion King Signal Co., LTD     Phone:0576-82708337   Email:

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