-place hoverboard into a flat surface, certificando-sure is flush.
2-make-up that hoverboard be completely off. That means it needs be shut off the power button silvery.
3when the hoverboard is flush, press and hold the button switches/switches silvery per 5 seconds up hear a BIPE.
the front/top (depends model) and the lights led indicatior piscarão. Let the hoverboard stand so 1 minute.
-After 1 minute, push Button on/off silvery again and unplug the hoverboard.
-your hoverboard now must be calibrated and must walk the same level soil.