声光报警器HBJ-110-1 110VAC 上海临嘉科教仪器有限公司

p1Src=//y1shangxu.yzimgs.com/uploads//20250428-61951731.jpg&p2Src=//y1shangxu.yzimgs.com/uploads//20250428-07597831.jpg&p3Src=//y1shangxu.yzimgs.com/uploads//20250428-13253386.jpg