... aluminum alloy frame 2.250W high efficiency brushless DC hub motor 3.36V 10Ah high density Lithium-ion battery -Frame: Aluminum alloy-Riding ... assist-Motor: 250W brushless DC intelligent hub motor-Battery: 36V10Ah Lithium-ion battery-Max speed: 25km/h-Range per charge: 55 ... ,pedals,front and rear lights,bell,bike tool kits. aluminum lithium electric bicycle (JSE34)