Tips for using the writing pad: 1. When the writing pad is left for a long time or not used for a long time, the delete button may not be deleted. Please remove the battery, rub it with your fingers, or clamp the positive and negative poles of the battery with a metal object for 3-5 seconds , You ca..
Tips for using the writing pad: 1. When the writing pad is left for a long time or not used for a long time, the delete button may not be deleted. Please remove the battery, rub it with your fingers, or clamp the positive and negative poles of the battery with a metal object for 3-5 seconds , You ca..