Purchase Qty. Reference FOB Price
10-99,999 Pieces US$5.00
100,000+ Pieces US$3.00
Product Description
110V 220V wired Smoke Detector with NO NC Relay Output Main features Power supply non-polar input:AC110v, AC220V Stainless steel shield,anti-rfi;Smt adopted,high stability. Dustproof,mothproof and anti-light interference design. Mcu processing adopted,eliminate false alarm. Relay ...