Father s Mather s Day Gifts-Comfortable Heating Massage - Renpho s eye massager built-in heating pads Provide a comfortable temperature between (40℃-42℃) better for relaxing eye puffiness dry eyes etc A hot compress therapy can regulate metabolism of the eyes improve symptoms dry eyes reduce dark circles We do not recommend customers use eye machines if you have undergone eye operation retina condition cataract glaucoma Reduce Eye Strain & Improve Sleeping -Our RENPHO eye massager adopts oscillating pressure and rhythmic percussion massaging RENPHO Eyeris 1 EYE MASSAGER BENEFITS Soothes tired eyes Maintains good eye health Promotes blood circulation Gently relaxes for deeper sleep Relieves headaches and eye strain Helps reduce dark circles under the eyes Alleviates eye puffiness dry eyes and migraines