Kemei KM-809A Professional Rechargeable Hair Clipper & Trimmer. The Kemei KM-809A is the perfect solution for your personal grooming or professional hair cutting needs. It is highly effective not only for hair, but also for trimming beards and even grooming pets. Its premium design and powerful performance will give you a salon-style finish. Why is it the best? Powerful Motor: Features a high-performance motor that cuts hair quickly and precisely. Adjustable Blade: Includes a lever on the side to adjust the blade, allowing you to trim to your preferred size. LED Display: Equipped with a smart digital display that shows battery percentage, so you never have to worry about running out of charge. Long-lasting Battery: Get up to 240 minutes (4 hours) of continuous use on a single 4-hour full charge.