Apple Pencil features the precision, responsiveness, and natural fluidity of a traditional writing instrument and the versatility to become so much more. With Apple Pencil, you can turn iPad into your notepad, canvas, or just about anything else you can imagine.
Compatibility:iPad Pro 9.7-Inch and iPad Pro 12.9-Inch
Apple Pencil expands the power of iPad Pro and opens up new creative possibilities. It's sensitive to pressure and tilt so you can easily vary line weight, create subtle shading, and produce a wide range of artistic effects - just like with a conventional pencil, but with pixel-perfect precision
Dimensions:Length: 175.7 mm (6.92 inches) measured from tip to cap ,Diameter: 8.9 mm (0.35 inches), Weight: 20.7 grams (0.73 ounces)