... technology in the world 2.Non-slip Tips universal tpms 2011 from china You buy is not ... . 7.Non-slip tips in the snowUsing help Learning mode: 1, Hold on the display SET button ... , display bright yellow lights , the system into the learning state, please on flat britains 1 km (speed ≥ ... 15KM/h)Recommend speed: around 50KM/h. Learning is completed, the buzzer rang three and displays green ...