* Maximum road speed under power – 20 mph
* Up to 20 miles* unassisted range (extendable to 40 miles**)
* Battery chemistry: lithium ion
* Nominal voltage: 36 volts
* Continuous power output: 500W
* Real-time state-of-charge indicator
* Frame: TIG welded 6061 aluminum
* Suspension (front): Ultra Motor shock-absorbing front fork (80mm travel)
* Suspension (rear): Ultra Motor shock-absorbing swing arm (150mm travel)
* Tires: 20 x 3.0 Kenda Kraze
* Gears: Shimano Alivio Derailleur with 7-speed twist shift
* Brakes (front and rear): Avid BB5 disc brakes
* Saddle: oversized Ultra Motor comfort saddle
* Weight of A2B Metro with battery: 72lbs

Ultra Motor site here.

woah… they have. DEALERS.