Durable Performance: Designed for longevity, DOAO Men's Hair Clipper guarantees an extra-long life, making it a reliable companion for your grooming needs over the long haul. Waterproof design: Thanks to its 100% waterproof design, this trimmer is easy to clean and maintain. Use it with confidence in the shower or with damp hair to simplify your grooming routine. Extended battery life: Enjoy an uninterrupted grooming experience with an extra long standby time of 100 minutes on a single charge, ensuring you can rely on it. Custom styling: Comes with 4 finishing combs for versatile styling options, allowing you to achieve the beard and hair length you want effortlessly. Precision Grooming: DOAO Men's Hair Clipper, equipped with 2-in-1 sharp U-blades and stainless steel blades, ensures a precise and smooth trim, leaving you with a polished, professional look.