Electric razor is the 4-blade, dual-motor shaving system with precision-honed 30° angle Nanotech blades for maximum durability and sharpnessPowerful Hyper Performance Dual Motor which features a linear drive that delivers 14,000 cuts her minute - that's 56,000 cross-cutting actions per minute across 4 blades - while a second motor vibrates the Arc 4 shaver head up and down to help lift and hold hair for a clean, smooth, efficient shaveThe Panasonic Arc 4 Multi-Flex pivoting head enables the men's electric shaver to glide smoothly along the individual contours of the face, chin, neck and jaw and Multi-fit ARC foils gently conform to facial contours, for enhanced shaving comfortThe Panasonic shaver's built-in Pop-Up Trimmer details sideburns and mustaches; wet/dry electric razor operation makes shaving in or out of the shower quick and convenientShaves per Charge (3 minutes per one shave) approximately 14 ShavesES-LA63-S includes a 10-stage LCD in the shaving machine handle to easily check Arc 4 razor power status, charge indicator and cleaning and replacement reminders for bladescharging time1 hour and power source is AC 100-240V (Automatic International Dual Voltage Conversion)