Washington, Oct 16 : Apple on Wednesday mistakenly released screenshots of iPad Air 2 and iPad Mini in the iTunes Store to reveal additional features with the devices.

The iPhone maker was expected to unveil the two new devices during a press event on Thursday.

According to CNET, leaked images of the new iPad Air and iPad Mini were seen in an official user guide to Apple's iOS 8 operating system for iBooks in the iTunes Store.

Screenshots revealed the addition of a new feature-the Touch ID fingerprint scanner-to both the devices.

The leak also revealed that Burst Mode, which lets users take "rapid-fire" photos, will be available for the iPad Air 2, the report added. (ANI)