LED 2in1 Water Beer Cups, Miyung Automatic Change Blinking Octagonal Water Tumblers Acrylic Flashing Drinkwares Colorful Beer Mugs Bubble Rocks Patten Drinking Cups for Night Party Bar Club (1)

Miyung--LED shines your wonderful life

Features:
This mug is a transparent blinking cup in environmental protection. When pouring into liquid (water, beverage, beer, etc) , it will light up and flash immediately,otherwise it will not if no liquid. It is very suitable for celebration, party, bars and as a gift to someone.

Specifications:
Occasion:Gift,Party,Bar,KTV,
Drinkware Type:Mugs
Weight:100g
Capacity:200ml
Security: food safety
Color: 5 colors
Power:2 × 3V button batteries

To Replace Batteries:
Two batteries are at the bottom.
1.Unscrew the battery compartment door located on the bottom of the base.
2.Place new batteries in the battery compartment and screw on the battery door. User Manual:
1.Light is on when the cup is filled with liquid(water,drink,alcohol etc.)
2.Fliching thythm is changeable automaticly.
3.Light is off when no liquids filled in.

Package includes:
1 x Miyung Water Activated Color Change Cup

Note:
Please not state at the being-flashing cup for long time to protect your eyes.