In a few words, and from my point of view as well on the opinions are so divergent it's a **** m! 2700mA battery, high capacity, voltage: 3.6-3.7 V Lithium-Ion technology: no memory effect, useful life and battery life are a bunch élevéstout by argument of sale, that's all ! It takes even less the burden ACCU original Samsung. Short to value for money, I suggest you buy an original or battery admittedly more expensive but something for nothing, or else to change phone!