Weighs 1.74 lbs. only, ELEEELS X3 is portable, durable, and easy to use. It is the revolutionary intersection of automotive engineering with physiotherapy. It features ergonomic inclined handle particularly suitable for back and shoulder massage. With vibration frequency between 1200 rpm to 3200 rpm, X3 improves blood circulation and reduces lactic acid levels, relieves muscle stiffness and alleviates muscle soreness and pain, and increases strength and flexibility.