Streamline your creative process. Writing and drawing on your Surface device with Surface Pen feels natural, with precision ink on one end and a rubber eraser on the other. Sketch and shade with artistic precision, the 4,096 pressure points respond to the lightest touch. Tilt the tip to shade your sketches just like you would a pencil. No matter how fast you are writing or drawing, the ink flows from the tip of Surface Pen to your screen with virtually no lag. When Surface Pen is low on power, replace the battery quickly and continue to let your creativity flow.