... Frame:alloy 3)Derailleur: Japan Shimano 6~7 gears New Bicycle Electric of 700CSpecification:1. Motor: Rear drive, 250W, brushless, ... (not free): front light & rear light, front-drive motor, lock, 36V/9Ah Samsung li-ion battery, 36V/9Ah Panasonic li ... post, LCD meter displaying 5 levels PAS speedElectric bicycle, electric bicycle with CE, red electric bicycle, blue electric bicycle More pictures:-