Professional Shaver With Strong And Quiet Motor Digital LED Display: LED Battery Charging Screen Tells You Exactly How Much Charge Remains And Comes With Overcharge Protection. The LED display of available power status wired and wired with, 2500mAh Li-ion rechargeable battery, operates wireless up to 250 minutes after a full charge of 3 hours. Sharp Precision Cutting Blades: The men's hair clipper features self-sharpening stainless steel blades in suitable for cutting / trimming smooth and dry and wet hair, long and thick hair, without tearing or pulling Our hair cutting blades are designed with R shaped shapes.