The above-mentioned item is a high-quality battery for your Samsung Galaxy S9. It is ideal as a replacement battery for your existing or defective Samsung Galaxy S9 battery. It can also serve as an additional spare battery for on-the-go use. Handling and charging are as usual, hassle-free with the standard power adapter or charger. A high level of safety is provided by the protection electronics against overcharging and short circuits. By using high-quality cells, a higher number of charge-discharge cycles can be achieved, which means a longer lifespan for your new Samsung Galaxy S9 battery. Quality is our top priority. This means that all batteries are new and unused. Our own quality assurance ensures a high standard of quality. Note: Unless we explicitly state that this is an original product, we supply a compatible product. This means it is by no means an original product from the manufacturer and is therefore not produced or recommended by them. All brand and product names belong to their respective owners and are only used for compatibility description.