Phone Battery - designed for Nokia, 3500 mAh Has your mobile phone's battery been losing charge? The PATONA for Nokia BV-4BWA, 3500mAh, 3.8V, Li-Pol Phone Battery can be used as a backup battery. It should be used Nokia phones, specifically Lumia 1320. This Li-pol Phone Battery provides a capacity of 3500 mAh to ensure extended run time. To ensure a long battery life, please follow the instruction manual on correct charging. Main Parameters of the PATONA for Nokia BV-4BWA, 3500mAh, 3.8V, Li-Pol Phone Battery Guarantees the original capacity of your mobile phone Designed for Nokia phones, more specifically Lumia 1320 Capacity of 3500 mAh, and voltage of 3,8 V Charging endurance: 700 × charging cycles Article type: Li-pol