The Andis Trim 'N Go palm trimmer is a compact trimmer ideal for beards, mustaches, and necklines. It is equipped with a T-blade for closer shaving definition. The cordless feature makes it convenient to use anywhere. It runs quietly and is great for trimming and light touch-ups. The trimmer operates on 1 AA battery (not included). This complete 14-piece kit includes: cordless beard/mustache trimmer, storage/travel pouch, 6 attachment combs, tapered barber and mustache combs, blade cleaning brush and blade oil, protective blade guard, and step by step trimming instructions. Ensure the longevity of your blade's life by oiling it before every use.