SIMPLEST Automatic Water Dispenser : r/technicalminecraft
Simple Auto-Dispenser : r/Minecraft
Compact automatic dispenser that fires only when it has items and only one item at a time (jam-free and less lag) : r/Minecraft
Amazon.com: Oaoaii Refrigerator Organizer Bins Can Dispenser Storage Organizer Bins 2-layer Automatic Rolling Beverage Soda Can Storage box for Fridge Beverage Organizer for Beer Soda Organizer BPA Free : Home & Kitchen