Specification: Charging Time: 2.5-3h.  Operating Time: 3min.  Capacity: 420ML.  Reduction Potential: (ORP) 0~ -500MV.  Battery capacity: 3.7V/1000mAh (Built in).  Operating mode: Semi-automatic.  Number of work (Fully charged): 15-20times.  Operating voltage: DC 5V 1A.  Power: 4W.  Production characteristics: HIGH 290mm, cup bady diameter 67mm.  Suitable for water temperature: 20-60℃ room temperature.  Material: Borosilicate Glass+304 Stainless Steel+Natural silicone ring.  H2 connentration: 0.6-1.3PPM.  Size: Approx. 22x7cm/8.66x2.76in.     Features: - Boron-silicon high temperature resistant glass, healthy material.  - Intelligent platinum titanium, electrolysis technology to achieve a stable combination of hydrogens and water, with high hydrogens concentration, good stability and so on.  - Sensitive touchs button, two-speed electrolysis mode. Capacitive sensing touchs button, sensitive, with 3 minutes of electrolysis .independent buttons, one button operation is simple.  - Large-capacity lithium battery with USB universal interface for quick and convenient charging.  - Unique split design. The borosilicate glass body and the base are separately designed, and the base is unscrewed and conveniently placed in water for immersion cleaning.Not only maintains the temperature of the water, but also convenient drinking.  - Easy to carry.  - Suitable for use in offices, homes, travel, cars and schools.  - Multiple charging methods: car charger, mobile power, home power.  - Built-in sealing ring for effective leak prevention. Non-slip cup bottom. Round cup mouth.     - Healtn Hydrogens is known as the water of life, drink plenty of hydrogens-rich water to delay aging. can also be used for washing the face, maintenance of the skin.Use It is easier to aosorb when moisturized.  - Nealth-richydrogens water is beneficial to regu late the stomach, relieve constipation,hydrogens -rich water in the body through the cycle to improve gastrointestinal function.  - Health Hvdrogen cup water moleculas smaller, can be bolocked without being absorbed by the cell membrane,benencial to speed up the metabolism.  - Health-rich hydrogens-rich water to improve the overalcel repair, regeneration function.  - Health-rich hydrogens-rich water to reduce blood viscosity,improve microcirculation, and enhance blood vessel elasticity.  - Health-rich Hvdrogen water cup beneficial to improve water quality at the same time, kill the bacteriain the water,sterilzaton effect is obvious.     Package Includes: 1 x Hydrogens-rich Water Cup.  1 x Charging cable.  1 x  Manual