The X-Treme XB-700Li electric bicycle is the top of the line, state of the art electric bicycle from X-Treme Scooters. The XB-700Li electric bike is a big step up from the X-Treme XB-600 with 100 extra watts, a lithium ion battery pack, and a super sleek, updated moped style body! The all new Lithium Ion Battery system is much lighter and more compact than big old bulky sealed lead acid batteries and Lithium Ion's give the XB700Li much more range. The lifespan of the Lithium Ion batteries is 7-10 years. In comparison, SLA batteries only have a lifespan of 1-3 years. The XB-700Li can either be ridden like a regular bicycle, operate on 100% electricity alone, or any combo of the two. The powerful motor (aprox 1 hp) propels you up to 20 mph for 25-35 miles. It crankss out plenty of power to navigate medium sized hills and moderate terrain. The X-Treme XB700Li comes fully loaded with features like; an adjustable seat, battery charger, sport ...