An advanced hair clipper with a durable, sharp, and adjustable blade offers a high-performance rechargeable battery with a boost function to enhance the device's performance. With the built-in microprocessor, you can now control the blade speed. The precise stainless steel blade ensures a steady and accurate shave. 4 combs of various sizes - Cleaning brush - Charging cable Charging time: 3 hours Usage time: 3.5 hours Features simultaneous charging and usage capability