Features:Health gift choice: Long-term drinking hydrogen-rich water can promote metabolism, relieve muscle soreness, improve sleep, and provide health protection for relatives and friends.Food grade material: Made of food grade high borosilicate glass, durable, does not contain any harmful substances. The cover of portable hydrogen water generator adopts closed design and thick sealing rings for strong sealing.Rapid improvement of water quality: The use of advanced technology, 3 minutes rapid electrolysis to improve water quality. A single use can produce a high concentration of hydrogen, turning ordinary drinking water into alkaline water rich in hydrogen ions. Suitable for all drinking water quality. Provide you with quality water.Easy to use and clean: just press lightly, the blue light at the bottom lights up, and hydrogen decomposes from the water. Equipped with a unique design that allows both the bottom and top to be easily unscrewed for easy cleaning, the hydrogen water generator gives you the best hydrogen-rich water experience.Simple and stylish design: The bottom of the hydrogen water manufacturing bottle is equipped with a soft non-slip pad, which is stable and non-slip. USB design allows you to create hydrogen-rich water anytime, anywhere, suitable for office, exercise, travel and other places. The large capacity of 360ml meets your health needs.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementMaterial:High Borosilicate GlassSize:22.3x6.7x6.7cmSpecification: Three generations silver/five generations silverGross weight: 550g/545gProduct size: 22.3x6.7x6.7cmPackage size: 23x10x10cmProduct capacity: 360mlOperating temperature: 0-60CHydrogen concentration: 600-900PPBRated voltage: 5VMax-power: 4WWorking times: 12-15 times after full chargeFull charge time: 3-3.5 hours