Light up any party or event with our 10oz LED mug! Capacity: 10 ounces. Dimensions: 3.75 inches (height) by 3 inches (width). When liquid is poured into the glass, the super bright multicolor LEDs will activate and display a mesmerizing light show. The lights will stay on as long as there is liquid in the glass. Batteries, which are replaceable, are included and installed.