These vehicles typicall have four wheels, unladen mass not more than 350 kg, not including the mass of the batteries. Maximum design speed is not more than 45 km/h and maximum continuous rated power does not exceed 4 kW.
Heavy quadricycles have four wheels, unladen mass is not more than 400 kg or 550 kg for vehicles intended for carrying goods, not including the mass of batteries. The design payload not more than 200 kg (passenger) or 1000 kg (goods) and maximum net engine power does not exceed 15 kW.
With two classes of vehicles most modern transportation needs are met for individuals and small businesses.