Powered by mana micro-USB (cable and AC adapter included)
Dimensions: 7" tall x 4" diameter
Weight: 1 1/2 lbs.
Includes bottle, base, 6 ft. micro-USB to USB charging cable, and 110-240V~50/60kHz .3A input / 5V 300mA output AC adapter for USB
Note: You have to unplug it to turn it off. Based on your feedback, we now know to add an on/off switch as well to future models. Unplug the USB end instead of the micro-USB that goes into the base to avoid stressing it.