Compact 70 Watt universal notebook power adapter to use as replacement or secondary power adapter at home/office. Equipped with 8 different notebook tips & 7 step selectable power output to assure compatibility with major notebook brands Features Switchable 9.5/12/16/18.5/19/20/24 Volt DC notebook power output Protected against overload, short circuit & overheating High efficient energy saving design for lower energy cost Requirements Wall power connection 120 ~ 240 VAC [50/60 Hz] Notebook with compatible power rating & connection In the Box Power adapter with cable attached 8 swappable notebook connectors Voltage setting key Protective carry bag for separate connectors Users guide