The DAVID 300, represents a new idea in the hobby and craft market. We designed the tool to be the highest quality, because we want you to love owning it as much as you love using it. Includes 12 pc high end tool bits. Top grade bearing and uses a Japanese brand motor. Specs: Input: AC100-240V 50/60Hz, Output: 12V 1.5A, Speed: 1,500 - 12,500 RPM, Dimensions & Weight: D24mm x L160mm / 140g.