3 Modes: This massage roller has three modes: RF radiofrequency mode, EMS microcurrent mode and combined radiofrequency mode RF + Microcurriente EMS, which stimulates muscle movement and reaffirmed and lifting of fine lines fades. Adjustable speed: Two adjustable speeds, can adjust it according to your needs, which improves blood flow and creates delicate curves. EMS Microcurriente: The stretch tool is designed with the introduction of EMS microcurrent roller. It is used together with skin care products to help nutrients reach the bottom of the muscle and promote better absorption by the skin. Multifunctional 2-in-1: This massager game has two massage functions: 3D metal roller massage and introduction of EMS microcurrent. Suitable for different skin. : The 3D roller massager has 8 balls, 360 ° rotating design, adopts a new kneading technology, relieves sensitive skin, sculpts the body, promotes blood circulation.