<p><b> Package Quantity:</b>2 pack</p> <p> <b>Material:</b> Acrylic organic glass (Transparent cup)</p> <p><b> 7 Color: </b>the color of the light is change automatically.</p> <p><b> Capacity: </b>7 oz , Opening diameter 2.87"  / Height 3.35" </p> <p><b> Power: </b>2*2025 cell batteries   (replaceable)</p> <p> <b>Duration: </b>10-40H</p> <p><b> Weight:</b> 4oz</p> <p> <b>Water activated:</b> It glows automatically when drinks are added, turns off when there is no liquid left</p> <p> <b>Occasion:</b> Party, Bar, Club, Birthday Party, Home Gathering, Christmas Decoration, Holiday, Disco, KTV, Home</p> <p><b> Available Liquid:</b> Water, Beer, Wine, Whisky, Vodka, Martini, Drinkware, Coffee, Tea, etc</p> <p> <b>NOTE:</b> Never put lighted glass in the dishwasher. Gently hand wash ONLY & keep moisture away from the base to avoid contact with batteries.</p>