While cleaning, do not pour water on your smartpen or submerge the smartpen in water. Regularly clean the exterior of your smartpen with a clean, soft cloth dampened lightly with water.Gently clean the lens with an alcohol wipe or cotton swab. If your smartpen acts sluggish or non-responsive when you interact with the printed paper controls, there may be dirt in the infrared camera lens area.Low humidity environments can lead to static electricity high humidity environments can lead to condensation - both are harmful to your smartpen.If your smartpen has been in an extremely cold environment (like your car overnight), allow it to warm up for a few hours before powering it on.Keep your smartpen firmware current by installing any updates so you will have the best experience.Using a wall adapter or other charging device will damage the electronics of the smartpen.

If left in an unchanged state for an extended period of time, the battery will loose its capacity.

It contains a lithium-ion battery which is not replaceable.