4 BLADES FOR SMOOTH AND SILKY RESULTS: The hypoallergenic foils and trimmers move smoothly across the skin and leave no hair behind OPTIMAL ANGLE HEAD: Shaving blades are positioned so that foils stay flush to the skin for a close, comfortable shave FLEX DUAL SIDED TRIMMER: Get speed and smoothness from this special blade that preps longer hairs to be cut by the foils LIFT LOGIC FOILS: The unique foil design allows for even shaving of all hair lengths by angling hairs towards the blades 30 MINUTES OF CORDLESS USAGE: One full charge allows 30 minutes of cordless usage time; Recharge Time: 24 Hours