Features: Vibrations of 3300 percussions per minute and eight different heads. Speeds: 30 adjustable speeds to change the level of massage. Ergonomic: Easy to carry ergonomic case for easy transportation. Massage gun: Get a carbon fiber massage gun and finally destress! Material: Made of carbon fiber for an even lighter design and more resistant device. Destress: Reduce muscle tension and eliminate stiffness and muscle pain. | Pro 3300 Carbon Fiber Massage Gun