Charging your device with the Medical Grade Adaptor is recommended but not required, as any USB port delivering 5 volts DC at 2 amp is suitable.
This unit does not include an additional USB cable. The USB cable is included in your LUSTRE ClearSkin pack.
FOX6 MEDICAL USB – AC/DC Power Supply, Compact, 1 Output, 7 W, 5 V, 1.4 A
More info: IEC60601-1 compatible mains adaptor delivering 5VDC/2A maximum.