Water bottle pump, equipped with 2 different caliber water bottle adapters, rechargeable USB water switch, stainless steel.

 Please read the user manual carefully before use and note the following points: This product is not suitable for fast chargers, please choose a power supply within 5V2A; please charge this product for about 5 hours before using it for the first time; please do not immerse the product in water for cleaning.

 Attention: 2 conversion accessories are added, which fits different bottle types. So this water pump can be used for gallon barrels with 1.51-1.59 inches (4 cm), 1.81-1.90 inches (4.8 cm) and 2.16 inches (5.5 cm) neck.

 Health and safety: BPA free electric drinking water dispenser, food grade silicone hose, 304 stainless steel, high density ABS plastic, no poison and no smell, safe to use, eliminate bacteria and other health problems caused by repeated boiling and cooling conventional water dispensers.

 USB Rechargeable Battery: This bottle water pump has a built-in rechargeable battery, which can be used for a long time on a full charge without charging every day. 4 W strong pump to ensure fast water pumping. Can pump around 1.5 litres within a minute.

 Easy to use: simply attach the small pump to the bottle mouth. A switch protection system. Press the LED button and the pump time is 60 seconds, then it will stop automatically. You don't have to worry about forgetting to turn off the water pump - completely hassle-free even for children and the elderly.