BAT MAXXIMUS NOKIA 5220XM 1250mAh Li-ionBL-5CT

The Maxximus brand battery is the highest efficiency and increased safety.
The innovative use of the aluminum envelopes combined with a cellular structure allowed for a larger capacity. Tests confirm that the battery hows up to 107% of its rated Q10 capacity on average. Maxximus also means higher safety.

Continually monitored operating temperature and voltage levels on individual cells prevent the battery from overheating and, as a result, preventing battery destruction. It has a circuit to protect the battery from full discharge and a circuit to protect the phone against overvoltage.