If the light fails to turn on, there are a few possible solutions: Disconnect the cable from the Surface Pro, then plug it back ... and other USB devices from it before pressing the power button.

Charger for Surface Slim Pen. Includes USB-A cable to use your Surface PC or other...Select Surface Slim Pen Charger for more information. Extended return offer period available with Surface devices ...

Charger for Surface Slim Pen. Includes USB-A cable to use your Surface PC or other...Select Surface Slim Pen Charger for more information. Extended return offer period available with Surface devices ...