Wahl® Super Pocket Pro cordless trimmer is only 4" long, 1" wide, and weighs just 3 oz so it fits easily in the palm of your hand. Extremely quiet operation. Includes #40 blade, two attachment combs, blade guard, cleaning brush, trimmer oil, and instructions. Runs on one "AA" battery (included). The Wahl Super Pocket Pro Trimmer comes with a one-year manufacturers warranty.United States