"ALL-IN-ONE TRIMMER with TEMPERED STEEL CUTTING BLADES that SELF-SHARPEN and WON’T RUST. The durable trimmer also includes impact-resistant cutting guards, a steel reinforced motor, and a powerful lithium battery. Everything you need, nothing you don't: -13 pieces to trim your face and head. -Full-size steel trimmer. -Narrow steel detailer. -Nose and ear trimmer. -3 hair cutting guards. -3 beard trimming guards. -Stubble trimming guard. -Accessory storage bag. Guaranteed tough: -Tempered Steel Blades will never break, dull or rust Impact-resistant guards won't bend or buckle -Rinseable attachments -Extra power to get the job done: High-powered lithium battery "