The Ordinary Cup is transformed with the addition of a built-in color light module, creating a captivating and enchanting experience Watch as the cup illuminates with a dreamy glow when filled with liquid, making it the perfect decoration for any room, party, club, or bar. The cup uses two CR2025 button cell batteries (included), providing approximately 30 hours of continuous glowing power. Cleaning is easy with gentle fruit and vegetable liquid soap or detergent, and a quick rinse with hot water. The flash cup is a favorite among children and is a sure way to grab attention and stand out. Indulge in the brilliance of the seven colors and make a statement with this flash cup. Package includes 1 x Cup.