Feature: 1. MAIN BENEFITS: Drinking hydrogen water every day can reduce oxidative stress, delay aging, strengthen the immune system, promote metabolism and nutrient absorption. Adding hydrogen to water can enhance oxidant resistant properties, increase energy, promote muscle recovery, and improve memory and sleep quality 2. STABLE AND NON SLIP: This hydrogen rich water bottle is easy to use with one click and has EVE padding at the bottom for stability and non slip 3. HEALTH GIFT OPTIONS: A hydrogen water bottle is a great gift to family and friends on birthdays, Thanksgivings, Christmases, New Years, anniversaries 4. SAFER MATERIAL: Made of aluminium alloy and high borosilicate glass, this hydrogen rich machine is transparent, safe and healthy. Using nano scale Ti film material, possess long service life, high hydrogen concentration, 420ml large capacity to meet the needs of the whole family 5. APPLICABLE SCENARIO: Hydrogen water ionizer machine is ideal for office, work, or workouts, which is a thoughtful gesture for those seeking improved muscle recovery and reduced physical fatigue after fitness activities Specification: Item Type: Hydrogen Water Bottle H2 Concentration: 700-900PPB Operate Mode: Semi automatic Working Time: 3min Capacity: 420ml Battery Type: 1 x 1000mAh rechargeable lithium battery . Package List: 1 x Hydrogen Water Bottle 1 x USB Cable 1 x User Manual Note: 1. Please use electrolyte water, such as sparkling water, alkaline water, mineral water, to obtain stronger electrolytic effect and higher hydrogen content.2. Do not use pure water, distilled water and other electrolyte free water.