BBS02B 48V 750W Specification. Motor with shift sensor and light ports. Power:750W Voltage:48V. Controller MAX Current:25A. No Load Speed(RPM):140-160. Load Speed(RPM):120-135. Reduction Ratio: 1 : 21.9. Motor Weight: 4.24kg. Bracket bottom length:68mm. Different work condition different speed. Bafang/8FUN BBS02B 48V 750W Motor. Wrench + 6V headlight + Crank Tools + XT60 Cable + 250 Stickers(Only for EU And Canada). Default we will send you brake levers, brake sensor not incluce. If you want brake sensor instead of brake levers or change chain wheel size please leave us message. EU US, UK, Russian Federation, Ukraine. If you don’t like it(no reason), you can return it to your local aliexpress after sale service center in 15 days. (Only available for US, RU, Canada, Australia, Germany, UK, France, Spain). For EU clients can send the broken motor/motor parts to Netherlands, we will repair it. Any question feel free to ask us, we will give you solution in 12 hours, legal holiday include. Except phycial damage and wrong operation. It is our pleasure to see customers have fun with our products, if you decide to return. To leave us 5 stares feedback, if you have any problems, feel free to ask us, we. Will do our best to give you service.