Wahl's Professional Chromado Cord/Cordless Clipper is a salon quality hair clipper. The Lithium Ion technology offers longer usage times and consistent reliability. The quick change blade set is made in Germany and features an integrated 5-level cutting adjustment from 0.7mm to 3mm. The Chromado charges in 60 minutes with 90 minutes of clipping time. The powerful rotary motor on this trimmer provides constant speed control at 5,200 rpms regardless of battery charge level or hair type. It runs quietly with low-vibration. Universal Voltage.