Kemei Hair Trimmers (KM-1858, KM-264, KM-T95) feature stainless steel blades, adjustable nozzles, and both mains and battery operation. The KM-1858 offers fast charging with 360 minutes of use, while KM-264 and KM-T95 are compact and efficient with 180 minutes of usage time. Includes USB charging cables, cleaning brushes, and limit combs for precise beard and head grooming.