Fangrui Product Details The New Latest 8th Generation Nano Technology Touch Button Portable Hydrogen Water Generator, The Smallest Spe Dual Chamber Electrode Solution Hydrogen Rich Water Generator Bottle With Super High Concentration Hydrogen 5000ppb Electrodes: 8 Layers Titanium + Coating Membrane: Coating Spe/pem Ion Membrane Technology And Membrane: Nano Technology With Latest 4th Generation Dual-chamber Membrane Electrode Solution Capacity: 280ml Battery Capacity:1800mah Operate : Touch Button Operation Display: Unique Oled Display/indicator Charging : Type-c Charging Working Period: 5 Minutes And 10 Minutes Colour:b: Gold Material:pc Package Contents: 1 X Rich Hydrogen Water Cup Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.