Upto 45 minutes cordless use after 8 hour charging Trimming Range 1 - 4 mm Unique OneBlade can style, trim and shave, while keeping the skin feeling soft. Water resistant: Can be used wet or dry Each blade lasts up to 4 months Includes Oneblade replacement blade, rechargeable handle and 3 trimming combs 1, 3 and 5 mm