[Versatile & Convenient Usage] The hydrogen water bottle can be used with its built-in 208ml container or directly inserted into a standard mineral water bottle, offering flexibility for any situation. its compact size (7.87x2.36x2.36 inches) and lightweight design (24.69oz) make it easy to carry, ensuring you stay hydrated wherever you are. [ Proof & Durable Design] Designed for active lifestyles, this hydrogen water machine boasts a sealed, -proof construction that allows you to shake it 360° without spills. the aviation aluminum housing with anodized coating ensures durability and longevity, while the lightweight yet sturdy build makes it ideal for on-the-go hydration. [Fast & Health Hydration] Experience the hydrogen-rich water with this advanced ionizer machine. the fast production time and high hydrogen concentration levels promote better hydration, workout recovery, and overall wellness. the colorful light indicator adds a modern touch while keeping you informed about the device’s status. [Pem Electrolysis Technology] The hydrogen water bottle employs advanced pem electrolysis technology to efficiently and safely produce hydrogen-rich water. with a quick 5-minute setting for 6000ppb+ or a 10-minute setting for 8000ppb+ hydrogen concentrations, this device ensures you get the optimal health hydrogen water tailored to your needs. the technology guarantees stable and hydrogen production every time. [Long-lasting Built-in Battery] This hydrogen water cup features a powerful 2200mah polymer lithium battery that can be fully charged in just 3 hours via usb, mobile charger, or ac power. a single charge provides 10-30 uses, making it perfect for home, office, travel, or fitness routines. enjoy the convenience of portable hydrogen water without frequent recharging.