C-TEC CAST Programmable Multisensor Detector, LPCB certified to EN54-5, 7 & 17 and CEA 4021. Also Kiwa Telefication certified to EN54-13,5mA typical alarm current (370uA typical quiescent current) @ 22-40V DC, Two 8mm x 2mm ultra-bright red LED, Incorporates a heat and smoke sensor