The Datamation DS-C-U16 is a future-proof charging port device which can be updated with new charging profiles as new USB devices are introduced. This feature helps preserve the battery life of your devices and assures you that you can accommodate any device that is made for USB standalone charging. Custom steel and brushed anodized aluminum enclosure houses state-of-the-art 16-port USB board powered by Cambrionix, the most respected leader in USB charge & sync technologies. The power supply is a 100W, 5V, 85~264VAC, constant current limiting circuit, with overload / overvoltage / short circuit protection all at applicable safety approvals. Power supply is dual voltage 115/230 VAC.