Restaurant owners and serious home cooks, this FryOilSaver test kit is a game-changer for perfect fried foods every time! The simple two-color visual system takes the guesswork out of when to change your oil. Just use the included dropper to take a small sample, compare it to the brown and yellow color tubes, and you'll know instantly if your oil is still good or needs replacing. This little kit helps you maintain oil quality so your fries come out crispy and golden instead of greasy and dark. Extend your oil's life, reduce waste, and save money while serving better-tasting food. Works with all types of frying oils - vegetable, canola, peanut, you name it. Perfect for commercial kitchens, food trucks, or home cooks who take their frying seriously. The FC3017B model comes with everything you need in one compact package. No more wondering if that oil has one more batch left in it or if it's time to start fresh. Your customers (or family) will taste the difference when you're using clean, properly maintained oil. It's one of those small investments that pays off big time in food quality and cost savings.