4.0 Upgrade Hydrogen Water Bottle & Hydrogen Absorption 【SGS Certification - 4000PPB】【NO.1-100% Odorless】 Hydrogen Water Bottle - 2025 SPE PEM Technique, Hydrogen Can Be Produced from Mineral Water. 【8 - hour long - lasting hydrogen locking technology】This hydrogen water bottle is made of nano - grade aluminium - magnesium alloy inner wall, which can maintain the hydrogen concentration at over 1.6ppm for 8 hours, far exceeding the maintenance capacity of ordinary water bottles for 2 hours.
eBay