◆Power source:1、DC9V 2、AC220V 3、DC9V&AC220V ◆stand by current<6uA, alarm current<10mA ◆working way is selectable: ionization or photoelectric ◆Alarm sound:≥85db ◆Working temperature: -10℃∽50℃ ◆Operating voltage:DC9V ◆Packing Size:54×29.5×43cm(60pcs)
◆Alarm sound:≥85db ◆Working temperature: -10℃∽50℃
◆Operating voltage:DC9V ◆Packing Size:54×29.5×43cm(60pcs)
