Name: Eye MassagerPrinciple: Massage vibrationPower supply: USB or BatteryNet weight: 280g/0.6lbsFeatures:1. It can use USB joint line or battery.2. Remove eye dry eye astringent.3. Brand new and high quality.4. Practical and economical.People suitable to use the eye care massager:1. University and middle school students who suffer from false near-sighte dness， eye fatigue or eye uneasiness caused by overuse of brain or eyes through constant wearing of glasses.2. People who work with eyes used most of the time， including computer operators， accountants， designers， secretaries， teachers and drivers driving for a long time.3. People who have wrinkles around the eye corners， having black eyes or stay up all night constantly.4. People sho suffer from eye-ache， headache， ache of facial nerves， neurasthenia and insomnia.