【Product Description】 CIO Insulated Mug Keeps coffee at about 80% of its freshly brewed warmth via USB power. There is some discoloration on the USB cable due to it being plugged into a power outlet that had dye on it. Please rest assured that this is residual dye and does not affect the parts that come into contact with food. Can also be used as a Qi charger - Color: White - Material: Ceramic - Accessories: Coaster, charging adapter, USB cable - Adapter Type: AC Adapter - USB Cable Type: USB-A to Micro USB - New Purchase Price: 4050 yen