The Oster Professional Cordless Hair Trimmer with Rechargeable Battery T-Blade Trimmer 76059-910 combines the legendary performance of the heritage T-Finisher with the freedom of cordless operation. Powered by a lithium-ion battery, it offers a 180-minute runtime for extended use. The close-cutting T-blade ensures precise detailing and trimming, while adaptive speed control automatically adjusts power to handle dense hair with ease. This trimmer includes a charging stand, power cord, blade oil, and two guide combs, making it a complete tool for professional grooming.