Rotating electric USB rechargeable water pump designed for standard gallon bottles with a 2.16 inch 5.5 cm neck. Provides hands-free, hygienic dispensing of drinking water at home, in the kitchen, at work, or on the go. Key benefits - Easy dispensing: Automatic switch operation makes pouring simple and consistent, suitable for all ages and for users with limited strength. - Wide compatibility: Works with common bottle capacities including 4.5 l, 5 l, 7.5 l, 10 l, 11.3 l, 15 l, and 18.9 l, and fits bottles with a 2.16 inch 5.5 cm neck. Confirm bottle neck size before purchase. - Long battery life: Built-in 1200 mAh rechargeable battery delivers about 30 to 40 days of typical use or roughly 4 to 6 five-gallon bottles per full charge, reducing the need for frequent charging. - Safe materials: Contact parts use BPA-free materials, food-grade silicone hose, and 304 stainless steel tube combined with high-density ABS plastic for neutral taste and no detectable odor. - Flexible installation: Rotating dispensing head and included tube and hose allow convenient positioning without lifting heavy bottles. Technical highlights - Operating voltage: DC 3.7 V - Battery: 1200 mAh rechargeable - Charging: Micro-USB cable, typical charge time 3 to 4 hours - Tube length: 4.7 inch stainless steel tube - Hose length: 21.7 inch food-grade silicone hose - Overall unit dimensions: approximately 7.5 x 13 cm 2.95 x 5.12 inch - Compatibility: Fits 2.16 inch 5.5 cm bottle necks and common gallon bottle capacities listed above What is included - Pump unit - Stainless steel dispensing tube - Food-grade silicone hose - Micro-USB charging cable - User manual Practical use scenarios - Home kitchen: Install on a standard bottled water container for quick filling of glasses, pitchers, or kettles without lifting the bottle. - Office or workplace: Provide an easy, sanitary water source at a desk or shared station where a full cooler is not practical. - Small events and outdoor use: Portable USB charging and long battery life make the pump useful for gatherings, picnics, and RV trips when standard coolers are inconvenient. Simple to install and operate, this rotating electric water pump makes dispensing bottled drinking water cleaner, safer, and more convenient for a variety of everyday settings.