Upgraded iPad pen with palm rejection technology provides a natural writing feeling and quick, effortless interaction with your screen. No stylus glove anymore. Excellent for drawing, writing, reworking photos, and doing graphic arts. Compared with the ordinary stylus pen, it has higher sensitivity, more accurate signal and more comfortable hand. No Bluetooth or Apps needed. With a simple touch of the cap button, the pencil will be turned on/off. Sleep Mode will be triggered after 5 minutes of idle to save power. 20 hours of continuous working time and 90 days standby time for about 90 minutes per charging.