This cup warmer mat is made of high-quality walnut wood and metal materials, heating evenly, safe and durable to use, has natural walnut wood grain and smooth to touch. It powered by any devices with output 5V USB port, such as your computer, desktop, laptop, tablet, mobile power and so on, easy and convenient. Great for use at home and office, keeping you brew warm on cold days. Specifications Lightweight and compact size. Easy to carry and suitable for most stainless steel cup, feeding bottle, ceramic cup, glass cup, etc. Keep your coffee, tea or other hot beverage warm up to 80°. Do not worry about high temperature and high oxidation, safe to use. Material: iron shell + aluminum board All metal base, wood grain Power supply: USB Specifications: (approx.) Diameter: 10.3 cm/ 7.06 in; Height: 2 cm/0.79 in Colour: walnut grain (deep / light)
