RechargeableThe roller shoes can be charged via USB. Charging port and LED light switch hidden in VelcroCool LED LightsThe LED light-emitting roller shoes have 7 color lights and 16 modes, press the switch to control the mode. Skateboard shoes are shiny, beautiful and cool when you roll at nightMore FunctionsDual wheel shoes have more functions, you can remove the wheel and hide the rear wheel. They can be unicycles, regular sneakers, sneakers, roller skatesKids PopularThese roller shoes for girls and boys are very popular among kids, they skate in square, party, neighborhood, indoor and outdoor, even shopping and traveling. Sneakers make great gifts. Perfect for birthdays, shows, halloween, thanksgiving and christmas, black friday and other celebrationsEasy to RollThis roller shoe can be worn by both little and big kids. Learning the wheel is easy. Bonus tip: If you are learning for the first time, please wear knee and elbow pads. When you receive the shoes, please check the lights and wheels, if there is any problem, please contact us first, we will solve the problem