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Casio Pro Trek Smart WSD-F30 smartwatch has a smaller case, better power management, and improved dual-layer display
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Amazon.com: Buluoto Nylon Braided Magnet Charging Cable for Gshock GSW H1000 and Protrek Smartwatch Casio WSD-F21HR,WSD-F30,WSD-F20,WSD-F10 : Cell Phones & Accessories
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