Attaches magnetically enter standby intelligently One second switch one click turn on. Unnecessary to connect to bluetooth or app Tilt and bold ruction tilt and pressure sensitivity 4th Generation Digital Pen Delivers pixel-perfect precision and industry-leading low latency, making it great for drawing, sketching, coloring, taking notes, marking up PDFs, and more Designed for iPad Pro and iPad Air, it features a flat edge that attaches magnetically for automatic charging and pairing