13 pieces for all of your grooming needs: Beard and stubble trimming and maintenance, precision trimmer allows exact placement for sharp lines, nose and ear trimmer taking care of unwanted hairs- Self-sharpening steel blades remain sharp as day one for long lasting performance, no blade oil required.- Easily clean blades and guards by detaching from handle and rinsing under water- Unlike competition, no blade oil needed to maintain high quality performance- Powerful battery delivers up to 60 minutes of run time.- The grease found as you remove the trimmer head is there to ensure consistent trimming performance over time, so youll have a trim thats as smooth as day one.