The Philips Norelco beard trimmer 3500 provides you with the perfect beard and stubble with less hassle. The 20 built-in length settings, with an exclusive locking feature, delivers a precise and customizable trimming experience without multiple separate attachments. The self-sharpening titanium blades provide performance and lasting sharpness. The secured length settings ensure an even trim every time. The skin-friendly trimmer with rounded tips and comb prevent skin irritation. The advanced lithium ion battery provides up to 120 minutes of cordless use after a 1 hour charge. With a fully washable head, simply rinse device under the faucet for easy cleaning. This Philips Norelco Beard trimmer 3500 has 20 built in length settings with one single comb to deliver a hassle-free trim to style your beard and stubble. The zoom wheel technology provides length settings from 1/32 inch (0.5 millimeter) to 13/32 inch (10 millimeter). The trimmer comes with self-sharpening titanium blades to effectively cut each hair preventing skin irritation. Blades stay extra sharp, so your product is always ready to use. Self-sharpening titanium steel blades The blades are designed to effectively cut each hair perfectly, preventing skin irritation. Built-in 20 precision length settings The zoom wheel technology provides length settings from 0.5 to 20 millimeter. The adjustable wheel 'locks-in' your chosen length setting, with no separate attachments needed for a hassle-free trim. Skin-friendly blades Get a perfect, yet protective trim time after time. This trimmer has rounded blade tips to prevent skin irritation. Cordless use Advanced lithium-ion battery delivers maximum power for high performance cutting. Charge your beard trimmer for 1 hour to get 120 minutes of cordless use. Easy to clean Detach the head of the trimmer and rinse it under the tap for easy cleaning. Dry it before you put it back on the appliance.