Phone Battery - designed for Nokia, 1450 mAh Is your mobile phone's battery life insufficient? The PATONA for Nokia BV-5J, 1450mAh, 3.8V, Li-Ion Battery is a replacement battery. It is designed for Nokia mobile phones, namely Lumia 800. The Lithium-ion (Li-ion) Battery is equipped with a capacity of 1450 mAh to ensure longer run time. To ensure a long battery life, please follow the directions in the instruction manual on correct charging. Highlights of the PATONA for Nokia BV-5J, 1450mAh, 3.8V, Li-Ion Phone Battery Gives you back the original performance of your mobile phone To be used for Nokia phones, primarily Lumia 800 With a capacity of 1450 mAh, and voltage of 3,8 V Battery life of 700 × charging cycles Battery article: Lithium-ion (Li-ion)