The Philips HC7450 Hair Clipper is a simple clipper, excellent for general use. The guide comb provides 24 length settings 0.5mm to 23mm. Up to 120 minutes of run time on a one hour charge and it can also be used plugged in for continuous power when you need it. The blades are washable for easy cleanup under running water. Hassle-free usage, with self-sharpening blades. Includes combs, scissors, cleaning brush and case. 5-year extended warranty offer through Philips.