Electric Transporters Market By Product Type (E-Scooter, E-Skateboard, E-Bicycle, E-Unicycle, E-Moped Scooter, Hoverboard, Onewheel, Segway PT), By Battery (Nickel-metal Hybrid (NiMH), Sealed Lead Acid, Lithium ion (Li-ion)), By Voltage (24V, 36V, 48V) By Regions, Segments & Forecast, 2018 - 2026