SAFE MATERIAL : This water pump dispenser is made of food-grade silicone hose and high-density ABS We prioritize and provide non- and odorless water dispensers. Safe and healthy choices for your whole family. UNIVERSAL FIT WITH BONUS SILICONE LID: Our USB rechargeable water dispenser is designed to fit universal 2-5 gallon bottle sizes, enhancing its versatility. Additionally, we offer a free silicone lid that can be used as a spare or to help install different sized buckets. HIGH CAPACITY BUILT-IN BATTERY: Equipped with a built-in 1200mAh rechargeable battery, this automatic water pump can draw water from approximately three 5-gallon bottles when fully . It runs fast and quietly, adding more convenience to your life. USER-FRIENDLY DESIGN: Simply attach this convenient pump to the mouth of your bottle and get started. It adopts a one-button operation design, which is convenient for children and the elderly to use. Experience the simple pleasure of worry-free hydration with our portable water dispenser.