Asus official battery for the Asus ZenWatch 3.
This is an Internal battery.
Power: 1.3Wh, 3.85V
Capacity: 320 / 340 mAh
Official ASUS Parts
Warning: Please verify your model number prior to finalizing your order. Eventhough items are very similar, these will not be useful for your Asus devices if the model is not mentioned in the description of the product. We advocate the use of Official ASUS parts/products for your ASUS devices in order to provide superior quality protection and durability.