Water Sensing Cup

A cup that senses liquids. When there is liquid in the cup, it will give off its own brilliance. Make your wine or drink more attractive in colorful lights.
In places where there are many parties, bars, etc., you don't have to worry about the cup being broken. It is very sturdy. More importantly, even if it is broken, it will not hurt the skin like glass. It's all because the cup is made of high-transparency acrylic material. Non-toxic and safe, it also has a crystal-clear aesthetic.

Features:
Liquid Activated: When drinks are added, it turns off when there is no liquid left.
Material: Made of clear Polystyrene. Polystyrene is non-toxic harmless.
Durable: Not as fragile as glass, even not forms sharp fragments when broken.
Ideal for the bars, parties, gatherings, decoration, clubs and other dark occasions.

Specifications:
Size: 9x7cm
Capacity:200-300ml
Material:Food-grade Polystyrene
Drinkware Type:Mugs
Security:food safety
Powered by:2x2025 button cells(NOT Include)
Flashing time: Around 28 hours(Battery replaceable)
Applicable:The LED flashing cup is liquid activated, twinkle when pouring beer,wine,beverage,water,etc