Last year, analyst Ming-Chi Kuo said that the Apple iPhone 17 Pro coming in 2025 could use a resin-coated copper (RCC) mainboard. Now Digitimes, citing its supply chain sources, claims that at least one next-gen Apple Watch might also use an RCC material motherboard. The RCC material uses a thin film of copper coated in resin, making the motherboard's overall design thinner. This should leave more room for other components in a watch, including a bigger battery. Apple Watch Series 9 Since the Apple Watch X is expected to come with a design overhaul, we could see Apple using an RCC...

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