All-in-One Men’s Beard Trimmer – Featuring 4 different attachment heads, a wide T-Blade for beards and mustache trimming, haircuts, touchups, body grooming, and detailing. The precision detailer head is for details, clean up, and complex designs. Hygienic Grooming – Our rotary ear and nose trimmer head provides a hygienic grooming experience by keeping your nose and ear trimming separate, and our dual foil shaver head is best for ultra-close shaves. Months Without Charging – Lithium Ion 2.0 plus technology allows for 3.5 hours of continuous run time on a single charge for months of usage between charges. Our beard clipper features almost no loss of charge during storage. 10 Individual Guide Combs – Stainless Steel Lithium Ion 2.0 plus allows for a wide variety of cutting lengths with included guide combs. Featuring 8 T-blade guide combs from short (1/16”) to long (1/2”) and 2 adjustable 10-position guide combs (2mm-21mm). Worldwide Voltage – With 3.5 hours of run time, our Lithium-Ion 2.0 plus is great for travel, vacation, business trips, and more. Worldwide voltage means you can use no matter what country you’re in, 110v, 220v, or dual voltage. Recommended Charge Cycle - To maximize the health and life of the unit battery, charge the unit in full at least every 6 months.