"1. Safe Material: BPA free, Food grade silicone hose, 304 stainless steel, high density ABS plastic shell.
2. USB powered: Rechargeable battery, can be used to pump out 4-6 water jugs if fully charged.
3. Fits All Standard Size Bottle: Standard size is 2.16 Inch (5.5cm) neck size, fits for 2, 3, 4, 5 gallon and other standard size water bottle.
4. Extensive use: Portable device for both indoor and outdoor use like office, home, Kitchen, camping, picnic, activities, etc
Instructions:
1. Connect the silicone tube and stainless steel tube
2. Insert the silicone hose to the bottle. Then fasten the pump
3. Press the button to pump out the water
4. Press the button again to stop pumping
5. Charge with the Micro USB cable when out of battery"