This professional outer rotor BLDC hair trimmer is engineered for exceptional performance and durability. It combines a powder metallurgy fixed blade with a ceramic moving blade for sharp, precise cuts and enhanced durability . Powered by a high-speed outer rotor BLDC motor (7400 ±10% RPM), it ensures powerful and efficient operation . The device is equipped with a robust ICR18500 2000mAh Li-ion battery that supports a quick 3-hour fast charge and delivers an extensive runtime of 240 minutes or more, ideal for prolonged use .