Ryobi P828 One+ 18v Lithium-Ion Drill/Driver Kit Drill is equipped with a 3/8 in. keyless chuck, spindle lock, 24 pos. clutch and 2-speed gear box. Top mounted bubble level for drilling and driving accuracy. Includes one P102 compact lithium-ion battery with up to 20% more runtime compared to 18-volt Ni-Cd. Battery is 45% lighter and reduces user fatigue featuring fade-free power for maximum performance. Battery works with over 50 One+ tools.