LED Flashing Cup 10oz
Water sensor, automatically glow multicolor light when pouring water into this cup.Lights help you easy to find your drink in the dark. Flashing LED lights make your party full of  the atmosphere of romance. A great decoration for parties, weddings, disco, nightclub.

Specification
1. Material: Clear PS 
2. Size: around 9*8.5*6cm 
3. Volume: 10oz, 285ml
4. Powered by 2* CR2025 batteries (included)
5.Easy to replace battery will make this cup last for a long time