With two 15L / 3.96 GAL capacity tanks, this slushy machine can make approximately 120 cups of slushy drinks per batch, you can choose to use each tank independently (recommended sugar content: around 13%, alcohol content: below 13%). It requires less frequent refilling, making it perfect for high-traffic commercial use. The transparent tank beautifully showcases colorful drinks, making it a great fit for ice cream shops, burger joints, cafes, bars, and other commercial settings. | Vevor | | Commercial Frozen Drink Maker, 15Lx2 Double Tank Slushy Machine, 120 Cups Stainless Steel Margarita Smoothie | Black,silver | Black/silver | Best Buy