The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon barrel without pry the lid. The newly upgraded internal chip is safer and faster charging. Water Pump builts in rechargeable 1200mAh battery. Easy to recharge it with the included USB cable, extremely practical, it can be used for 30-40 days or around 4-5 bottles of 5-gallon water once fully charged. No need to charge every day.
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