XP-Pen PN03 Battery-free Pen Only for XP-Pen Star 04 05 Deco01Black XP-Pen PN03 Battery-free Pen Only for XP-Pen Star 04 05. Advanced Battery-free Stylus & Triangle form, improved ergonomics and reliability, charging unnecessary. Without a battery, the stylus is lighter in weight and minimizes your grip effort, reduces stress to your hand and wrist; elegant triangle form provides a more comfortable and natural feel to the hand, and highlights your honorable environmental awareness Stimulate your creativity: 2048 levels of pen pressure sensitivity within the Pen tip and Eraser provides abundant variation in line width and heavy. You can paint or draw or sketch smoothly on your XP-Pen Star series Tablets, just like real pen One-click toggle: The Pen barrel button can be customized via the CD-driver to One-click toggle function between pen/eraser, which allows you to switch the mode between Pen and Eraser instantly. Lang-lasting lifespan: Passive charging extends the stylus life span, the absence of battery also prevents malfunctions occurring to the pen such as potential battery leakage and run-out Excellent substitute for a mouse: Functions well as a mouse on the tablet. Protect you free from "Mouse Hand" and "Shoulder Pain"