Booster V-Necz Color:Ivory EMS technology combines specific frequency

EMS technology combines specific frequency conversion to contract and relax muscles

10-level massage frequency conversion mode

the AI mode and automated mode—which you will encounter for the first time—include fade-out

2 control modes

The lightweight design fits your neck and shoulders so you can relax at any time

Booster V-Necz Color:Ivory EMS technology combines specific frequencyThe trapezius muscle is damaged for a long time after daily heavy work or training, resulting in bad postures such as shrugging and hunching caused by trapezius muscle tightness and stiffness. Thick trapezius muscles not only cause shoulder and neck pain, but they also have an aesthetic effect on the shoulders. Booster facilitates scientific massage of the shoulder and neck muscles, relaxation of the trapezius muscles, and exercise of the sultry right