Shernbao smart led trimmer usb charger smart detachable blades clipper only with usb, adjustable ceramic blade, led display, 3 chrome positioning comb. Compatible with all lightedge detachable blades designed with patented cool blade technology. Cord cordless. Product specifications ultra light in weight 400g smart constants speed control, product keeps constant rpm according to set of speed. Led intelligent status display displays charging progress. High performance li ion battery 1300mah 2 hours of quick charge can run 3 hours, over charging protection included. Patented cool blade technology the industry's first blades cooling system keeps the blades cool even after heavy use. Extended life motor the commutator made of gold palladium, last longer than traditional motors. Chorme combs set 3 6 9 12mm smooth chrome finish feeds hair through comb effortlessly creating a faster, smoother cutting action. Equipped with standard adjustable ceramic blade adjustable blade size 1.0mm 1.3mm 1.6mm 1.9mm high tech ceramic shear blade, titanium coating on high quality stainless steel fixed blade. Very fast cutting, super hardness, sharp, wear resisting, long service life. Compatible with all lightedge detachable blades