LIFT & TRIM PRO SYSTEM: Trim your stubble in one stroke with our innovative Lift & Trim PRO system. It lifts low-lying hairs and guides them toward the sharp metal blades for a precise cut.DURABLE MATERIAL: The stainless steel blades are double-sharpened, cutting even the thickest hair precisely. They sharpen themselves by lightly brushing against each other, so no replacement or oiling is needed throughout your trimmer's lifetime.EASILY ADJUSTMENTS: Adjust your combs with the zoom wheel to your preferred trimming length and achieve your desired beard style. Use the short beard comb for 0.4-10 mm length settings or the long beard comb for 10-20 mm.HOW TO USE:0.2 mm steps between 0.4-2 mm for a precise short beard style; 0.5 mm steps between 2-5 mm to achieve an even 3-day beard; 1 mm steps above 5 mm for long beard maintenance.WATERPROOF: Simply rinse your waterproof beard trimmer under the tap to thoroughly clean it. Philips grooming products are built to last. SPECIFICATIONS:Blade: Fixed, Standard WidthMinimum Length: 0.4 mmMaximum Length: 20 mmNumber of Lengths: 40Laser Guide: NoVacuum System Hair Collection: NoNumber of Combs: 2Power Source: Rechargeable OnlyBattery Technology: NiMHPlug Type: UK 3-PinInput Voltage: 100 V - 240 VBattery: InternalCharging Time: 1 HourRunning Time: 90 MinutesTap Washable: YesWHAT'S INCLUDED:1 x Hair & Beard Trimmer1 x Comb attachments