This unbranded/generic internal battery replacement for the LG Optimus Black P970 has a capacity of 2100 mAh and is compatible with the LG Optimus 4X HD P880 and LG L9 models. The manufacturer warranty is for 1 month, and the voltage is 3.8V. The battery comes in a sleek black colour and does not include a charger. Ideal for those looking to replace their old or worn-out phone battery with a reliable and high-quality alternative.