Top 10 of best outdoor rugged sports smartwatch

As the FIFA world cup is coming, I'd like to sum up some of the best sports watch for What a sports watch must have? Maybe a built-in GPS sensor? Maybe the heart rate monitor? Maybe accurate calorie burnt…

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NO.1 F6 VS Casio G-Shock GA-110CS-4AJF Ironman Crazy Color

  Casio G-Shock Ga-110CS-4AJF Ironman Crazy Color VS F6 Running Sport watch The well known Casio G-Shock, as we know, it is a Digital-Analog watch, while F6, it is a sport smartwatch, a fitness Although they are…

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NO.1 F6 Rugged Sport watch

F6 -- IP 68 waterproof, outdoor sports watch with 50 days long battery As a sport watch, F6 has a classic outdoor design, there are 4 buttons, up/down/enter/exit(red) and upon the screen there is a touch These…