Included in this purchase he will receive one EB-BG530CBU PSA: It is best practice to use up all the power in the battery for the first 3 times before charging, and then on those initial 3 charges charge it all the way to 100% (a full charge), the battery can then be reached the optimum full effect in use. Please remember that its 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 capacity and longevity