you need to be careful when buying. It showed i was getting a ryobi battery, but instead got a generic battery. I contacted the seller and he assured me the battery would perform well or he would replace it. Also he upped the battery from a 6.0 ah to a 8.0 ah at no cost which i thought he went out of his way. Would buy from again. The problem with the shipping was not from the seller but from the postal service. The seller shipped the battery the next day, but the postal service played with i