Adjustable blade lever, to adjust the length of cut with just the one blade (30, 15, 10, 9). 4 different plastic comb sizes - 3mm, 6mm, 10mm, and 13mm of any styling needs. Designed for light duty on dogs and horses. Ideal for trimming around faces, legs and eyes.1 Electromagnetic motor for quiet reliable operation. Lightweight for tireless work and ease of maneuverability. Color may vary unless specified.