Ear and nose hair trimmer. Linear trimmer for easy cutting of nose, ear, and eyebrow hairs. Washable for easy cleaning. Requires one AA battery (not included). Cutting length from 0 mm to 0 mm. Precise shaping of the beard. Shape your facial hair, beard, and eyebrows. With the precision trimmer, you can effortlessly cut exact shapes and trim hair to a uniform length. You can also reach hard-to-access areas like under the nose or under the chin with this device. Simply adjust the cutting length to your desired length to create your individual look.