Auto Heated Travel Coffee Tea Mug Cup 12V and USB. (Red) Plugs into your USB port or 12V auto adapter... keeps your coffee steaming while you work or drive Double insulated Stainless Steel Mug Includes one USB plug for your desktop & one 12V plug for the car Spill proof lid, Soft rubberized finish, Soft grip rugged handle Measure: 7.6"H x 3"W x 3"D. 16 oz. capacity