iPadOS 8.2 (build 12D5461b) is an official Apple over-the-air update for the iPad Air (China), released on 2015-01-12T17:54:04Z. The update package is 290.14 MB. This is a delta (partial) update that requires 8.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f4d1b42ceebd23787de7ae435cf09314fc0c408b.zip.