The Wahl battery Groomsman Trimmer gives you the freedom of cordless trimming and the attachment combs provide a variety of cutting lengths between 0.5-13mm. The trimmer is ideal for trimming beards, stubble, necklines and sideburns. The precision ground steel blades stay sharper for longer and this comes complete with a handy storage stand, a moustache comb as well as blade oil and a cleaning brush to take care of your trimmer. Model number: 9906-2017. Cutting lengths: 0.5-13mm. Not washable. 4 attachments: small comb 2mm, medium comb 3mm, large comb 4.5mm, adjustable comb 2mm - 13mm. High carbon steel blades. For dry use. Cordless use. Accessories include: oil, blade guard, moustache comb, . General information: Battery powered. Batteries required 2 x AA (included) . Manufacturers 3 year guarantee.