Plastic Mug LED Flashing 7 Colors Changing Liquid Activated Lighting Transparent Plastic Beer/Coffee/Tea Mug Cup-300 ml, White

Perfect for drink competition, see who is the first to finish the drink and turn off all the LED

Eye catching LEDs: Auto color fading flashing, Inductive light also Color is changing automatically

Light is on when the cup is filled with liquid. (Water, Drink, Alcohol etc) When it is empty without water, it became normal as showed on the image

EASY TO USE:Two tiny pins on the bottom to activate the LED, LED lights up when liquid is poured into the cup, lights off once the cup is empty.

You don't need to take the bottom off to turn them on. Just press through the bottom and will start blinking

The bottom cap which houses the electronics pops off for safe and easy cleaning of the mug.

Glass Drinking Mug (Set of 1) with Inductive Rainbow Color Cup Multi Purpose Use Mug/Cup Eye catching LED: Auto color fading flashing, Inductive light also Color is Changing automatically Light is on when the cup is filled with liquid. (Water, Drink, Alcohol etc)

When it is empty without water, it became normal as showed on the image Perfect for drink competition, Perfect for drink competition, see who is the first to finish the drink and turn off all the LED

Water activated: It glows automatically when drinks are added, Can be used as a cup for placing water, soft drink or wine, Stylish plastic flashing whiskey Mug.