The King C. Gillette beard trimmer comes with 3 interchangeable comb attachments so you can style your facial hair to the exact length you want. The sharpness of the blades will last a lifetime. You can use the beard trimmer for 50 minutes on a full charge without any loss of power. When you have finished, you can easily clean the shaving head and comb attachments under running water. Whether you have short or long beard hair - with the King C. Gillette beard trimmer, your beard is always perfectly groomed.