This Professional Rechargeable Hair Clipper NG-222 is perfect for barbers. It has a high quality, precision 440C (9CR18) stainless steel fade blade with ceramic moving blade, a conical appearance fuselage, and a long-lasting lithium battery of 2500 mAh that can be charged for 3 hours for a use of 240 mins. The motor speed is 6500RPM and it comes with 4 guide combs (3/6/9/12 mm), a hair sticker, a cleaning brush and an adapter.