The Comfort of 5. The Precision of 1. Battery-Powered Shaving System& emits gentle micro-pulses for an incredible shaving experience. Now with Low Battery Indicator Light and Automatic Shut Off. 5 Blade Shaving Surface Technology& has 5 PowerGlide blades spaced closer together to help reduce pressure - for less irritation and more comfort. 1 Precision Trimmer Blade&built into the back of the cartridge. Perfect for tricky places like sideburns, under the nose, and around facial hair.