Innovative dual-source power system allows for both wireless hot water heating on the go and indoor plug-in heating up to 100. With a double-layer vacuum design, it can keep water warm for up to 12 hours. A digital display in a prominent position on the cup body clearly shows the temperature, meeting the strict water temperature requirements for different beverages. Ideal for multiple scenarios-such as preparing baby formula while traveling, boiling water for coffee, and more-it can replace both a kettle and a thermos. Its rounded, friendly, and simple appearance comes in multiple color options. Made from food-grade safe materials, the sturdy outer shell is durable and effectively heat-insulated for safe handling. The interior, which comes into contact with liquids, is made of food-grade 316 stainless steel to ensure water purity. Equipped with a convenient handle, it is easy to carry at home, during travel, or in the office, providing users with water at the perfect temperature anytime, anywhere.