Have you been experiencing battery capacity loss? The battery PATONA for HP EliteBook 850, 4500mAh, Li-Pol, 11.1V, CM03XL, Premium is a power supply replacement for selected models of HP laptops. A flat laptop battery or a blackout won't catch you off guard. A spare laptop battery is suitable as a second battery when you are on holiday and you don't have access to an electrical outlet, but still want your laptop to be running.
Tip: Frequent use affects the performance of the battery. Follow the instructions on correct charging and discharging that you can find in the manual to slow down capacity loss.
Specifications can be changed without notice. Images are for illustrative purposes only.