éCHANTOO Kids Boy Girl USB Charging Flashing Sneakers LED Light Sport Shoes COLOR:White / BlackSIZE:US 9,10,11,12,13,1,2,3,4.SWITCH INSTRUCTION: Hidden switch button, 1" beside the usb outlet, along the inside hem. Push around and you'll find the "click." Press it to switch on.With each press,it changes to another light mode.Press the switch for 3 seconds to turn the light off.CHARGING INSTRUCTION: Easy charge like your cell phone with the attached USB charging cable.Switch on the shoes when received and light up until all power gone.Then charge both shoes for 3 hours.LIGHT MODES:/b11 kinds of different colors(red/green/blue/yellow/skyblue/purple/white,and so on), steady or auto-change.NOTICE:please do not as running shoes.é