Bosch 18636-03 120-Volt 36-Volt Litheon Hammer Drill Driver with 2-SlimPack Batteries Bosch 36-Volt litheon hammer drill driver with 2 slim Pack batteries featuring Flexible Power System to match the proper battery to the application The high torque mode produces over 600-Inch-per-pound The hammer on/off ring easily engage and disengages the hammer mode Durable construction featuring unibody power train, metal-reinforced collar, and durashield housing to withstand repeated 1-story drops Includes 2 Bosch 36-Volt 1.3 Ah Litheon lithium-ion Slim Pack batteries, Bosch 36-Volt 1-hour battery Charger, 360-Degree auxiliary handle, double-ended bit, and carrying case