Please according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.     Feature:  Lithium-ion battery delivers over 120 minutes of nonstop run time; charges in just 2 hours.  Extremely powerful, high-speed motor with blade speeds over 6,200 RPM.  Features constant speed technology; won't drag or stall through heavy and  thick hair types. Turn on with light touch no more button or switches. Metal non-slip.  Skeleton for easy line ups and edge lining.  Close-cutting, carbon-steel T-blade for lining, designing, and dry shaving - Zero gapped.  Cord/cordless operation features an LED light to indicate battery power levels.  Heavy hitter, extremely edge up and lining, powerful and strong.  Easy to hold in hand this will be the only trimmer you will ever need in your.     Specification:  Color: Gold, Silver.  Size: 15.7*4cm.  Battery: Rechargeable Battery.  Charging Time: 2hours last 120min.  Power: 3W.  Input: 5V 1200mA.  Limit Comb: 1.5mm 3mm 4.5mm 6mm.     Package Included:  1 x Hair Clipper.  4 x Limit Comb (1.5mm 3mm 4.5mm 6mm).  1 x USB Cable.  1 x Cleaning Brush.     Note:  1. Lubricating oil is not included   2. Please allow 1-5mm error due to manual measurement and make sure you do not mind before ordering.  3. Due to the difference between different monitors, the picture may not reflect the actual color of the item.