[Easy to use] - Too heavy to lift and flip the water bottle onto the dispenser. With this elegant water bottle pump, you can enjoy refreshing water with a simple installation and touch of a switch. When you want to change to a new water bottle, there is no need to lift or flip it. Simple operation and save your time. [Easy to operate] - Simple installation and one-button operation for easy operation. Our water bottle pumps don& 39;t use stainless steel tubing, so don& 39;t worry about losing one. [Upgrade USB Rechargeable Battery] - This water gallon pump has a built-in rechargeable 1200mAh lithium battery. A full charge lasts 1 month or 5-6 5 gallon water bottles, no need to charge every day. It can be carried around and used to fetch water. Suitable for indoor or outdoor.