Universal Cap Fits Most Containers - No drip automatic dispenser, universal cap for most containers(half gallon and up). Fits For 38/400 (38-400) - 38 mm neck diameter, 400 thread type For most bottles and jugs ,runs, mouth diameter 1"(2.5CM,),1.37"（ 3.5CM),1.77"(4.5CM）
Electric Tap - The Automatic Drink Dispenser needs 2 "AA" Battery operated (not included).It has a battery-powered motor to draw drinks up through the straw and out of the dispenser. The tap turns any beverage container into an easy-to-use drink dispenser that eliminates the need to lift heavy bottles.
No Drips No Spills - It prevents spills, drips, and waste. No pouring from heavy, unwieldy bottles. You just need to pull the trigger near the water outlet to make it work and get the bottle of drink or beer for you.Especially convenient for children and the elderly.
High quality material - The material used in automatic water dispenser is ABS+PP+ silica gel, safe and non-toxic, can be used for a long time.
1. Make sure that the caliber of the solution bottle can match the dispenser
2. Make sure the Liquid Pump Inlet is completely submerged in the liquid
3. Make sure the battery and battery slot are installed correctly