about this item:

55–65°C Constant Temperature: Keeps your drinks perfectly warm with safe, stable heating. Built-in gravity-sensing switch automatically powers the warmer when a cup is placed on it. Compatible With Most Cups: Ideal for ceramic and glass mugs, especially those with lids, thin walls, and flat bottoms. Easy-clean surface handles small spills effortlessly. USB Powered & Portable: Simple plug-and-use design powered by USB. Compact size (14×11×2 cm; heating area 9×9 cm) makes it perfect for desks, offices, and travel. Multi-Purpose Use: Suitable for warming coffee, tea, milk, hot chocolate, soy milk, and more—keeping your favorite beverages warm throughout the day. Stylish Gift Choice: Features an elegant wood-grain finish that complements any workspace or home decor. A thoughtful gift for birthdays, holidays, or special occasions.