Engineered to give you a close, clean and comfortable shave, the ToughBlade Pro features a unique laser guide for precision trimming and a built-in spotlight so you never miss a hair. Stainless steel blades with a micro thin, non-stick surface are great for sensitive skin and each cartridge lasts over 30 days. The power handle produces 7,000 micro vibrations per minute to give you the closest, smoothest shave. 12 cartridges to last a year. Includes 1 "AAA" battery. Plastic, rubber and stainless steel.