You can now upgrade a retro Casio watch with Bluetooth, step tracking, and games

The DIY version of the Ollee Watch one, which requires you to already have one of six different supported Casio watch models ...
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Casio Duro: Why Does It Sell So Well?

Discover why the Casio Duro, also known as the MDV-106, is a top choice for watch enthusiasts. Combining affordability, durability, and classic design, this watch offers great value for money. With ...