The ANYBOY or OEM electric balance bike for kid frame made of magnesium alloy or steel. Battery and the frame integrated design. Moveable lithium battery. The electric balance bike for kid include magnesium alloy electric balance bike for kid and steel electric balance bike for kid. They depend on reasonable speed, comfortable suspension, safe brake system and good  quality received the customer praise. If these electric balance bikes for kid meet your need can contact with us freely.