Purchase Qty. Reference FOB Price
500-999 Pieces US$4.90
1,000-3,999 Pieces US$4.85
4,000+ Pieces US$4.80
Product Description
Conventional Photoelectric Smoke Detector (DSW-928N) Product Description Power supply: DC12V-DC24V Working current: 16mA-17mA Detecting time: Detect once every about 5s Detecting smoke method: It works only when it detects smoke twice. Company Profile Established in 1998, DSW Audio &Security ...