It is a common issue for batteries to lose charge after a while. This is a high quality new Our Replacement Battery for Apple Watch 42mm/38mm replacement battery, that will work the same as the original battery. Designed to meet your needs, it consumes less power and extends the stand-by time so that it is ideal for long flights, outdoor activities, and business trips.
Besides, It is eco-friendly, safe and reliable enough to use. It is a very easy DYI installation; just pry open the back cover of the device, remove the old battery, and replace it with this brand NEW battery. You will be so happy with the money you saved by installing it yourself.