[Versatility] The automatic water pump is compatible with most types of water bottles on the market. In addition, with the BPA-free silicone hose, you can be sure that you will get clean and fresh water. Compatible with all bottles! [Easy to use] Pumping water has never been easier. With its elegant and modern design, our automatic water pump with USB charging is easy to use. In addition, with the on/off button you can control the amount of water pumped, making it perfect for any occasion. Simple and controllable! [Energy efficient] With its 800mAH battery, our automatic water pump can pump water for hours. The USB charging technology also allows for quick and easy charging. Pump water for hours without interruption! [Durability] Made of high-quality materials, such as plastic and steel, our automatic water pump is durable and resistant to daily use. The BPA-free silicone hose also ensures that the pumped water is safe and healthy. Built to last and for your health safety! [Convenience] Forget about carrying heavy water bottles. With our automatic water pump with USB charging, you can enjoy fresh water anytime, anywhere. No more heavy bottles to carry!