Specification:Item name: Hydrogen water bottleThe concentration of hydrogen: 800-1200PPBRated Voltage: 5VPower: 5WCapacity: 450MLElectrolysis Temperature: 0-45Product Size: about height 21cm/8.27”, diameter 7cm/2.76”What Is Hydrogen Water?Hydrogen water will effectively improve subhealthy and give you a healthy life. Drinking hydrogen water is good for anti-aging. Drinking 1.5L hydrogen water every day is equivalent to the antioxidant value supplied by hundreds of vegetables and fruits.Features of hydrogen water bottle:– 3 minutes quick electrolysis. Improve water quality.- USB charging.- One-button operation. Convenient to use.- Borosilicate glass body. Safe, durable.- Stainless steel lid. No BPA, healthy&environmental-friendly material.- It is a great helper to keep your health and beauty.Package Included:1 x Hydrogen Water Bottle