Ryobi Upgrade Bundle - 1 Ryobi P102 One+ 18V Battery & 1 Ryobi P118 One+ 18V Charger Ryobi P118 Dual Charger charges NiCad and lithium-ion batteries Dual chemistry charger will charge all ONE+ 18V batteries in 1 hour or less Ryobi P102 Lithium Ion Battery Holds charge 4X longer 20% More performance 45% Lighter weight