The above-mentioned item is a high-quality battery for your Nokia C5-03. It is ideal as a replacement battery for your existing or defective Nokia C5-03 battery. It can also serve as an additional spare battery for on-the-go use. Handling and charging are as easy as usual with the standard power supply or charger. A high level of safety is provided by the protective electronics against overcharging and short circuits. By using high-quality cells, a higher number of charge-discharge cycles can be achieved. This means a longer lifespan for your new Nokia C5-03 battery. Quality is our top priority. This means that all batteries are new and unused. Our own quality assurance ensures a high quality standard. 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 are the property of their respective owners and are only used for compatibility description.