Smart Eye Massager - The Igear Smart Eye Massager Gives Much-Needed Relief From Eye Strain, Stress, And Headaches. The Safe Air Compression Technology Adopts Kneading And Rhythmic Percussion Massaging, Promoting Sleep After A Long Time In Front Of The Screens Or Reading, Which Usually Causes Dry Eye Conditions And Pain. [RECHARGEABLE BATTERY] - With a built-in 1200mAh rechargeable battery, you can use the iMassage up to 15 times on a full charge. Portable - The Eye Massager Folds Up To 180 Degrees And Is Small Enough To Carry Around In Offices And On The Go Easily. The Elastic Band Is Adjustable To Fit Different Head Sizes. [WARRANTY] - As much as we care for you, we care for our products. Our iMassage comes with support from iGear expert team. For a hassle-free experience for our customers, we have up to a 1-year warranty.