Click below to buy on Amazon: Connects to iPads 3 iPad mini iPad Pro iPhone 4s and above br Connects to Paper by FiftyThree Microsoft OneNote Procreate Sketchbook Mobile Note shelf and others br Surface Pressure Pencils unique tip is shaped to create lines of all sizes without any settings br Erase Pencils builtin eraser lets you try anything knowing an eraser is only a flip away br Blend Use your finger to smooth rough edges and blend colors directly on the page br Palm Rejection Rest your hand on the screen and write from any angle No calibration or setup br Pencil by FiftyThree Digital Stylus for iPad iPad Pro and iPhone - Gold