How do I charge the Livescribe 3 smartpen?
Charge your Livescribe 3 smartpen by plugging the included micro-USB cable into the connector that is located underneath the capacitive stylus tip on your smartpen. Then plug the cable into your computer's USB port or an available USB charger. For a full charge leave the smartpen connected for two hours. On a single charge, the battery will last up to 14 hours of active writing with Bluetooth connected.