The TKTool BCD180212 12-Volt Cordless Variable-Speed Power Drill/Driver Kit is a lightweight 12 volt power tool. This tool has a 2-speed transmission and a brake that makes it suitable for a variety of tasks. The power-driver has a high-torque motor with a fan cool system that gives the drill a longer life and makes it apt for sensitive drilling. The integrated bubble level makes it a fast driver. Moreover, this kit lets you select between 0-300 and 0-900 RPM speed options making it useful for a variety of tasks. The soft grip handle of the tool lets you use the tool for long hours with minimum strain. The keyless chuck makes adjusting the drill bit very simple and stress free. This tktool kit includes a 12V cordless variable-speed power drill/driver, a 12V Ni-Mh rechargeable battery, a adaptor, eight assorted driver bits, six assorted drill bits, a bit extension along with a sturdy plastic carry bag that makes this kit easily portable.