Stir your coffee through time and space with this Doctor Who TARDIS Self Stirring Travel Coffee Mug, based on the hit BBC television series! The exterior features the iconic TARDIS police box design, while the double walled interior and lid keep your drink warm and safe! Convenient button on the handle activates an electronic mechanism that stirs your favorite drink - No sonic Screwdriver necessary!. Great for any Dr. Who fan and Whovian who likes take their coffee on intergalactic adventures! 12 fl oz. Hand-wash only. Requires 2 AAA Batteries, not Included.