Jacob&Co the Epic SF 24. With 24 times zones and a dual time display. It's uses a split-flap display inspired by the mechanical display boards at train stations and airports world wide. Limited to 101 pieces.
Fitness tracker (also called Activity tracker) is a wearable device, generally in the form of a watch used to measure activity and health parameters, such as steps, calories and heart rate of its wearer’s daily activity.