Asera Led Flashing 7 Colour Changing Liquid Activated for Kids Birthday Return Gifts (6 pc) Glass Coffee Mug  (250 ml, Pack of 6)

Eye catching LEDs: Auto colour fading + flashing Water activated: It glows automatically when drinks are added Perfect for drink competition, see who is the first to finish the drink and turn off all the LED. The battery is replaceable. Perfect gifts for Kids on any occasion. No matter where you are in include the bar, discos, or dinner party, or romantic candlelight dinner.It is to show the glare of the colorful lights when Raising your hand. When the drinks, also glow glaring light colors,That is a kind of charm and mysterious, even the stimulation of fresh feeling. -It turns off when there is no liquid left -Guaranteed to build moods for your party -Both romantic and practical. -Long battery life. -Multi Color Flashing LED