Easy to Use Too heavy to lift and flip the water bottle onto the dispense machine. With this elegant water bottle pump, you can enjoy refreshing water by simple installation and touching the switch. No lifting or flipping anymore when you want to replacea new water bottle.It's easy to operate and save your time Safe Material &Easy operation Our gallon water pump made of high density ABS plastic and food grade silicone tube, BPA free, no toxic and no smell. It is safe and easy to use. Simple installation and easy to operate one touch button. Our water bottlepump do NOT use stainless steel pipe so no need to worry losing one. [ Upgrade USB Rechargeable Battery ] , perfectly solve the problem of battery problem to charge. This water gallon pump built in rechargeable 1200mAh lithium battery.no need to charge every day. It can be taken along anywhere for water dispensing. Suitfor Indoor or Outdoor. High Compatibility Our water bottle pump is suitable for all types of gallon bottles. Also compatible with bottles of different capacities