4 个设备
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可从 需要付费
此款应用程序需要付费，并由未经过 Fitbit 认证的第三方开发者管理。
务必慎重。
说明
Must have in collection classic watch face. Black and white classic.
stats provided as time, day, date, heart rate, calories burnt, battery, distance traveled, and steps. Has a free one hour trial. Need a one-time payment of just 1$ to use it afterward.
tags: beautiful, black and white, real, expensive, impressive, cool, black, white
此时钟显示可以接受支付
，该些支付由开发人员在应用程序内管理。