Min. Order Reference FOB Price
500 Pieces Negotiable
Product Description
Hardwired heat alarm 1.Power supply:AC 220V-240V 50Hz,with DC 9V alkaline battery back up. 2.Conform to BS5446-2:2003. 3.Alarm volume:≥85dB at 3m. 4.Big test button for easily weekly testing. 5.Low battery signal alarm. 6.Silence function:Approx. 8mins. 7.Produce life time>10 years. ...