1.Correct Your Deformed Lumbar Vertebrae: Normal Sshaped lumbar curvature is 26°. Waist traction massager with one lift and one down massage mode, it will correct your lumbar vertebrae step by step and keep your pains away. 2.Heating Mode: The heating function provides a soothing and invigorating heat that delivers a warm and gentle massage. It will leave your muscles relaxed while getting rid of all aches and fatigue. 3.MultiFrequency Vibration: Vibration massage in the core area of ​​the waist, three levels of adjustment, from shallow to deep, to meet different needs, loosen the back, release stress and fatigue, and feel relaxed. 4.Ergonomic Design And Base Plate: This Traction Device Is Specifically Designed To Fit The Natural Curvature Of The Human Body. Initial discomfort may occur during the first use, a normal phenomenon. It is recommended to start with low intensity and gradually increase it for significant results over multiple sessions.