Purchase Qty. Reference FOB Price
100-499 Pieces US$5.38
500-999 Pieces US$4.61
1,000-2,999 Pieces US$4.30
3,000+ Pieces US$3.84
Product Description
Features 1.High reliability sensor 2.A human voice alarm 3.Flammable gas detectors 4.Automatically detect sensor faults 5.SMT design, high stability 6.Alarm Indicator: Red LED flash 7.Failure Indicator: Yellow LED on &beeper long-buzz Technical specification: Model Number SR-918NS ...