Act as a product designer with 10 years of experience in smart home appliances. Design a sleek, modern smart ice maker that seamlessly integrates into contemporary kitchens. The device should feature [real-time usage tracking], allowing users to monitor ice consumption via a mobile app. Include [energy-efficient components] to minimize environmental impact and reduce electricity costs. Ensure the ice maker has [customizable ice cube sizes] (small, medium, large) to cater to diverse needs, from cocktails to hydration. The exterior should be made of durable, fingerprint-resistant stainless steel, with a minimalist LED display for status updates. Highlight how this product enhances convenience and sustainability for tech-savvy households.