LJ-CS116WA-M报警器壁装式120dB 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20240913-34328964.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20240913-27137853.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20240913-13811275.jpg