Craftsman Bolt-On 20 Volt MAX Lithium Ion Drill/Driver KitProduct Overview: General Warranty: 1 Year Variable Speed: Yes Batteries: Charge Time (Hours): 1 Number of Batteries Included: 1 Included with Item: Battery Included: Battery Included Case Included: No Charger Included: Yes Chuck: Chuck Key Type: Keyless Battery: Battery Type: Lithium ion Battery Voltage: 20