Apple Pencil. Draw, sign or jot down notes. Whenever inspiration strikes.
Product Overview
Apple Pencil features the precision, responsiveness and natural fluidity of a traditional writing instrument and the versatility to become so much more. Handwrite in any text field with Scribble. With Apple Pencil, you can turn iPad into your notepad, canvas or just about anything else you can imagine.
Tech Specs

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)
Connections
Bluetooth
Lightning connector
Compatibility

iPad Pro 12.9-inch (1st and 2nd generation)
iPad Pro 10.5-inch
iPad Pro 9.7-inch
iPad (6th, 7th and 8th generation)
iPad Air (3rd generation)
iPad mini (5th generation)