Wahl's Professional Bravura Cord/Cordless Clipper is a salon quality clipper. The Lithium Ion technology offers longer usage times and consistent reliability. With the finest blades in the industry, you will complete your clipping jobs faster, more smoothly and with fewer blades. The quick change blade set is made in Germany and features an integrated 5-level cutting adjustment from 0.7mm to 3mm. The Bravura clipper's Lithium Ion battery charges in 60 minutes with 90 minutes of clipping time. The powerful rotary motor on this trimmer provides constant speed control at 4,800 to 5,000 rpms regardless of battery charge level or hair type. It runs quietly with low-vibration. Universal Voltage.