A beard trimmer is a grooming tool designed to help maintain facial hair. It typically features adjustable length settings, allowing users to achieve their desired beard length and style. Most trimmers are equipped with sharp blades that provide a clean cut, making it easy to shape and define beards. Many beard trimmers are cordless, offering convenience and portability for use at home or while traveling. They often come with additional attachments, such as combs, to assist in achieving various styles. Regular use of a beard trimmer can help keep facial hair looking neat and well-groomed.