BatPower 40V Dual Battery Rapid Charger for Ryobi (OP4026/OP4050/OP4060/OP4015)This dual-battery rapid charger powers two Ryobi 40V batteries simultaneously, cutting charging time in half compared to sequential chargers. It delivers a full charge in approximately 2 hours for 6.0Ah batteries and about 1 hour for 3.0Ah packs. The smart diagnostic system monitors each battery individually, providing protection against overcharging, overheating, short circuits, and voltage surges. Independent LED indicators display charging progress and status for each port.MPNOP401Itemweight2.58 poundsProductdimensions12.0 x 3.0 x 9.0 inchesPartnumberOP401Color