【Wide Compatibility】Replacement for Ryobi 40V Battery OP4030 OP4040 OP4050 ; Compatible with Ryobi Original electronic device RY40200 RY40204 RY40403 and Chargers OP401 ZROP401
【4 LED Display】4 LED indicator lights show the remaining capacity of the battery status. It displays when the battery is full charge or when it need to be charged so that ensure optimum performance and extend life
【High Capacity】Upgraded to 7.5Ah high capacity, 2X longer than run time the standard 3.0Ah; No memory effect, can be charged or discharged as needed without loss of capacity. The performance of our battery is comparable to the original batteries
【Safe & Reliable】 Advanced battery lithium grade A cells. Safe guard features against incorrect voltage, battery overload, short circuit, internal overheating and steady voltage circuit.