Benefits for drinking hydrogen rich water: -improve cellular health and enhance better nutrient absorption in the body -better hydration for your body- increase blood circulation - help to lower saturated fat levels -reduce aging to give healthy looking skin -improve memory in aged individuals-reduce constipation problems -aids in lowering cholesterol levels. Product Name: Hydrogen-rich water cup Product size: high 225mm cup diameter 75mm Cup material: borosilicate glass Number of jobs: 12-15 times after full charge Working temperature: 0-60 degrees Hydrogen concentration: 600-1500PPB Product capacity: 400ML Rated voltage: 5V, Maximum power: 4W Full charging time: 3-3.5 hours Electrolysis time: 3 minutes Note: 1. Please charge the product for 3 hours. After the product is fully charged, disconnect the charger. 2. Do not use juice or drinks. 3. The water temperature should be lower than 60℃. 4. Please charge when empty, do not use while charging. 6. If the water is too hard, causing accumulation and affecting hydrogen production, please clean it with white vinegar.