Color Black Material Stainless steel, Acrylonitrile Butadiene Styrene Item display dimensions 15.5 x 16.5 x 7 centimeters Capacity 5 liters, 15 liters, 18.9 liters, 10 liters Weight 300 grams Item dimensions L x W x H 15.5 x 16.5 x 7 centimeters About this item USB battery: Built-in 1200mAh battery. After full charge, it can be used for 30-40 days or about 8-10 bars of 5 liters of water. You don't need to charge it every day Safety and environmental protection: The electric pump is made of food-grade silicone, 304 stainless steel, premium ABS plastic, non-toxic and tasteless. Our fountains are designed for your family and even infants and are completely safe products Easy to install: just insert the hose into the water in the bottles and tighten it. Intelligent one-click operation, low noise, no drilling, easy to use for children and the elderly Wide compatibility: for pure drinking water in bottles, suitable for various models of Gallone barrels without having to open the lid. For example: 4.5 L, 5 L, 7.5 L, 10 L, 11.3 L, 15 L, 18.9 L. Removable tube, easy to clean Waterproof design: completely in built-in diameter silicone, easy to lock. Suitable for home or office, but the compact size makes it easy to carry, you can also use it outdoors, picnic, barbecue, beach vacation