Brand NEW Hoegoa for Samsung Standard Replacement Battery 2600mAh (1 Pac) Compatibility: all Grand Prime And J3 Prime Variants from All Carriers This battery has never been used and is manufactured with expectations to last 500+ Charge cycles Keep a spare in your glove compartment or at your desk to ensure you always have juice get from 0% to 100% power in a matter of seconds by simply swapping batteries PSA: It is best practice to use up all the power in the battery for the first 3 cycles, So on the initial 3 charges charge it all the way to 100% (a full charge), the battery can then reach the optimum full effect in use. Please remember that full performance and longevity is only achieved after 3 to 5 complete charge and discharge cycles being that these have sat for a few years since they've been manufactured this charging cycle is instrumental to receiving full charging potential.