XP-PEN PN01 Battery-free Passive Stylus Only for Star01, 02, 03, 06, G430S, G640, G540 Tablet(Black) Advanced Battery-free Stylus, 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, provides a more comfortable and natural feel to the hand, and highlights your honorable environmental awareness. Stimulate your creativity: Eraser provide you a highly responsive and natural feel when in use. You can paint or draw or sketch smoothly on your XP-Pen Star Series Graphic Tablets. One-click Toggle: The Pen barrel button allows you to switch the function between Pen and Eraser instantly. You may set either of the pen button as one-click toggle between pen & eraser function at the Driver setting interface, which allows fast switching between using pen and eraser, and improves your painting efficiency. 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