For Apple Watch 38mm. Watch 42mm. Enjoy your life! Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery. Then unscrew the old battery screws one by one, and carefully save each screw.
This replacement battery is ideal for Apple Watch Series 1 and iWatch Series 1 users who wish to keep their digital timepiece running smoothly on a full charge.
