6-speed High Frequency VibrationThe massager can effectively reduce muscle stiffness and ache, increase blood flow and range of motion and improve the health of the body's soft tissue. Meet different needs, meet your various muscle relaxation and defeat lactic acid, refuse to sore.Multi-Frequency Vibration Design6-speed adjustment, different gear settings, 2-3 hours of battery life, hit 3200 times per minute.Rechargeable Lithium BatteryIt is equipped with a rechargeable lithium battery, which can be used for about 2-3 hours after charging.Low NoisePowerful brushless motor, low noise, strong power.Intelligent Control ChipAI intelligent control chip; built-in pressure feedback system; can automatically adjust the motor speed and output power according to the massage pressure, which is more humanized, more intelligent.