Product Description: IMPORTANT NOTICE: Prior to purchase, make sure that the battery prongs connectors are on the same side as on your current Battery. This Battery is suitable for Original Samsung Galaxy Note 2 II cell phones ONLY. Upgrade via replacement. We wouldn't give you anything less than the best. Grade A cells chosen from among the top 10%. Rigorous inspection tests to ensure reliability. A built-in IC chip to prevent against short-circuiting. What does this all mean? In terms of quality, you won't find a better replacement.