รายละเอียด : *Prevent myopia, beautify eyes*Prevent and cure computer eyes syndrome, restrain neurasthenic and insomnia, remove eye fatigue*Help alleviate eye fatigue caused by extended use of computers, long periods of driving, studying and reading*Suitable for swollen or baggy eyes, dark rings around the eyes*Suitable for difficulty in falling asleep: to help induce a state of deep relaxation that allows for restful nights*Operate by 2x AAA batteries (not included)*Convenient to carry and easy to operate. คุณสมบัติ : Weight: 121gPackage Szie: 220*170*90mmอ่านเพิ่มเติม