These light up coasters are activated when a drink is placed on top of them. The lights change color in the design until you remove your cup and then the lights turn off. Guaranteed to be a hit at your next event or party.

• Drink responsive- the lights are activated when a drink is placed on top
• Powered by a replaceable 1 pc CR2032 button cell battery (included & installed)
• Battery life is approx 50 hours of non stop use
• Color changing lights are slowly sequencing through the colors
• 360 lighting all around the coaster and the design