Features: -It uses SPE, PEM technology and DuPont membranes to quickly produce powerful, pure hydrogen up to 2400ppd in one cycle, effectively reducing oxidative stress and improving your health. -It has a large capacity of 1.5 liters, which means it can produce a large amount of hydrogen-rich water at the same time to meet your water needs for the day. -Equipped with a lid for better sealing and a built-in exhaust port to expel harmful by-products for improved safety. -The bottle body is made of PC material, which is wear-resistant, drop-resistant, sturdy and durable. -Easy to carry with ergonomic handle and lanyard, perfect for work, sports, hiking and traveling Specification: .