The Promate powerbase-2 is a 12000mA ultra-fast charging power station with 6 USB ports that allows you to charge up to 6 devices simultaneously. It also features built in over voltage, over current and short-circuit protection. The Power switch lets you control output to the 6 ports. It is an ideal product for all those who multi-task and never want to run out of power on their devices. powerbase-2, suitable for both home and office, is an ideal solution to charge your devices easily and simultaneously.