PROFESSIONAL RECHARGEABLE HAIR CLIPPER High quality, precision 440C (9CR18) stainless blades, can be adjusted to zero-overlap. Motor speed: 7000RPM. With LED battery power display. All metal design: zinc alloy base with stainless steel cover. Lithium battery: 2600 mAh, 4 hours full charge for about 240 mins use. Accessories: 4 guide combs(3/6/10/13mm), cleaning brush, lubricating oil and adaptor.