› PROFESSIONAL: EnvironMentally friendly NiMH batteries without memory effect. 60 minutes run time. › MULTI-FUNCTIONAL: Multi-functional tool ideal for small hands. Designed for all trimmer and blending work. › FINGER RING: Unique detachable finger ring for a stable trimming position. › CHROME BLADE: Quick-detach chrome-plated blade set. Texturizing Blade and Medium Blade for styling short haircuts available as an option.