... pack, rechargeable cells, advanced BMS, over 1000 cyclesCharge system: smart charger with LED status display, auto cut off ... x 1.95", slime self-sealing flat tire prevention system, weather resistantHandlebar/stem: aluminum, mid-rise bar and adjustable ... with suspension (ZOOM)Pedals: rust-resistant, no-slip pedalsFunctions: alarm system, rate-limiting, overrun monitor, Low-voltage protection, Over- ...