It is sleek, compact and lightweight. It measures around 6 inches and weighs 3.9 oz. It operates on 2 AA batteries (not included) and has 2 speed options. It is easy to use and operate with a push of a button that goes low speed, then high speed then Off. It has a red light indicator when turned on. It is well designed and very portable. It can be used on the head, face, neck, shoulders or even my back and thighs after a workout. It is effective in relieving muscle stress and tension.