Purchase Qty. Reference FOB Price
100-499 Pieces US$9.69
500-999 Pieces US$8.92
1,000-2,999 Pieces US$8.46
3,000+ Pieces US$7.69
Product Description
Features 1.High reliability sensor 2.A human voice alarm 3.Flammable gas and carbon monoxide detectors 4.Automatically detect sensor faults 5.SMT design, high stability 6.Output of solenoid valve 7.Output of relay 8.With LCD display and voice alarm Carbon monoxide gas: 30ppm, alarm after ...