... battery gauge, choose throttle-only or pedal assist modes of electric powerDerailleur: SHIMANO 3*7 speed freewheel derailleur, SHIMANO shifterBrakes: ... helmet, mudguardNet weight: 19kgPacking weight: 21kgPacking size: 1020X400X650 mmPacking method: bike line with poly-bag, stuffing with foam then goes into ... , White and Blackcertification: CE EN15194EN14764 20" li-ion battery foldable electric bike