Band Length: 22.5CM(For 38MM/40MM Watch) / 25MM(For 42MM/44MM Watch). Band Width: 2CM(For 38MM/40MM Watch) / 25MM(For 42MM/44MM Watch). Compatible with all Apple Watch series including 1/2/3/4/5. In the majority of situations this is simple to do by attaching the flex cable to the main board.
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