factory direct parent-child lithium battery electric bicycle wholesale moped new national standard electric car adult

customized processing no brand burke motor power 250-500w (w) motor type brushless model consulting customer service color black white red size 12 (inch) load number 2 styles mini applicable voltage 48v item no. 001 whether cross-border export is for supply no specifications 1-3 cars have a endurance of about 30 kilometers 1-3 cars have a endurance of about 40 kilometers 1-3 cars have a endurance of about 55 kilometers 1-3 cars have a endurance of about 70 kilometers 1-3 cars have a endurance of