by using the twist force which bring form a centrifugal rotating object to result different frequency waves, and with the control of electronic device to product variety of massage strength, we can achieve the aim of forwarding eye ' s blood circulation.
※3 types of vibration function + 4 types different strengths of “high、medium and low”.
※Soft and elastic material (TPR) of the eyeshade.
※15minutes periodical control.
※Batteries 1.5V × 4Pcs.
※PATENT: Taiwan, China, Korea, Japan, W.German