CoolbandApple Health KitCoolbandApples Health,CoolbandApples HealthNote:GPS. Continued use of GPS running in the background can dramatically decrease battery life.

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Beijing/Shanghai Air Quality (Data from US Embassy)

, Apple Watch- iOS 8 - - ,@BeijingAir,xxxxPM2.5OZonexxxx@BeijingAir,Met OneBAM-1020,PM2.5,,,

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