Fery Fire Safety Technology (Yangzhou) Co., Ltd.

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Tel: +86-514-86563916
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Home > Products > Rescue Equipment > calling for help device

calling for help device

Product name : calling for help device

Item : FRHJQ-01

Details :

This calling device has two great function of orientation light and calling device with high voice, small size and light weight.
It is made of clock timer, micro sensor, alarm self/manual controller, tone conversion circuit, piezoelectric body output circuit and undervoltage.

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