Purchase Qty. Reference FOB Price
1-99 Pieces US$10.70
100-499 Pieces US$10.00
500+ Pieces US$8.90
Product Description
Introduction 4-Wire smoke alarm with relay output is common used for industrial control equipment, power cubicle, charging pile, alarm bell etc fire warning system. This smoke alarm has the characteristics of high sensitivity, stability and reliability, small power consumption and durability. ...