The three indicators work as follows:

So you can just replace it instead

Multi-Functional — Simple

This barista-approved milk jug is a great choice for the home or in a cafe espresso bar setup

Hario Glass Teapot Milk & Dairy Cleaner The three indicators work asThe Hario Glass Teapot offers a beautiful brewing experience, designed for those who appreciate simplicity and elegance. Its uniquely crafted spout with an integrated filter allows you to pour tea smoothly with one hand, making it perfect for moments when convenience is key. With just a few removable parts, including a rubber seal, this teapot is incredibly easy to clean for hassle free maintenance. Crafted from BPA free, heatproof PCT, the spout