Features: * Safe material: The water pump is made of food-grade ABS material, non-toxic, hygienic, and durable. Resistant to aging. Compatible with various gallon barrel models. * Foldable automatic design: Easy to open and close, portable. Equipped with a 1200mAh battery for continuous operation of approximately 8–10 barrels. * Simple operation: Attach the pump to the bottle opening, connect the water tube, press the switch, and water flows automatically. * Efficient water flow: High-performance pump delivers fast, strong water flow. Operates quietly without disrupting work. Compact, wireless, and space-saving. * Versatile use: Suitable for home, office, school, camping, workshop, garage, hotel, picnic, hospital, and other indoor or outdoor settings. Notice: * Actual color may vary slightly due to lighting conditions. * Allow for a 1–3 cm measurement tolerance. Material: ABS Size: 6.5 × 6.5 × 14.5 cm Charging interface: USB Package List: 1 × Water Bottle Pump