The above-mentioned item consists of two high-quality batteries for your Telekom Sinus CA 34. They are excellent as replacement batteries for your existing or defective Telekom Sinus CA 34 batteries. They can also serve as additional spare batteries for on-the-go use. Handling and charging are as usual, easily done with the standard power supply or charger. A high level of safety is provided by the protective electronics against overcharging and short circuits. The use of high-quality cells allows for a greater number of charge-discharge cycles, which means a longer lifespan for your new Telekom Sinus CA 34 batteries. 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 belong to their respective owners and are used solely for compatibility description.