We have replacement batteries following Huawei Watches:

If you're looking to replace your Huawei battery, save yourself the risk of buying parts of the internet not knowing whether they are good quality or not, by trusting us to find the best supplier. We've already done the work of finding the best parts on the market for you so all you need to do is make the purchase and relax.

In order to replace a Huawei watch battery you'll need to be able to firstly remove the screen. This is a simple process will involve using a heat gun and pry tool. In addition, you may need certain screwdrivers to remove other parts on certain models.