Safe and reliable BPA free water pump for 5 gallon bottles. The interior is a food-grade silicone tube, with a stainless steel look exterior and high-density ABS plastic. It resists cold and high temperatures for safe, durable use. Compatibility and setup - Comes with two reusable lids compatible with 55 mm screw-top and crown-top bottles. You don’t need to lift the lid. - Compatible with bottles in sizes: 4.5 L, 5 L, 7.5 L, 10 L, 11.3 L, 15 L, and 18.9 L. One-button operation - Single button with LED: press to dispense water, press again to stop. - Easy for children and the elderly to use. Safety and efficiency - High technology protection system: pumping stops automatically after 60 seconds of continuous operation. - 4W motor delivers a fast pumping speed of 26 ml/s, with lower power consumption and compact design. Battery and charging - USB rechargeable 1200 mAh battery. Charge via USB cable or power bank. - LED shows red while charging and turns off when full. - About 30–40 days or roughly 4–6 bottles per charge; no daily charging needed for typical use. - Please charge 3–4 hours with a standard mobile USB charger adapter. Design and practicality - Light, portable, plug-and-run, compact for home, office, travel, picnics, beach days, sports events, and barbecues. - Reduces the need to carry heavy water-filled gallons and keeps space and power use lower than traditional dispensers. What you get - 1 x electric bottle water pump - 1 x water hose - 1 x USB charging cable - 1 x stainless steel pipe - 2 x jump preventive cover Note: 60-day money-back guarantee. If you have any problems with the Waterbill Pump, please contact us for a satisfactory solution. Please charge 3–4 hours with a normal USB charger.