Attached Intelligently enter standby via magnetic Turn on with a single click and a second switch. Connecting to an app or Bluetooth is not required. Pressure sensitivity, tilt, and bold structure Assistance with palm rejection longer battery life. Eight hours of use and an hour of charging are possible with the integrated 80mAh lithium battery. Variation in line width with tilting pressure Pen cap and tip that are detachable and interchangeable Wait period of up to 30 days Palm Rejection support was included in one active tip. can be fastened to the iPad's metal frame with integrated magnets.