Feature:Made from environmental materials, non-toxic.Beautiful bottle light for drinks ads, bar, nightclub, wedding, event and party.Easy to use.Just stick it to any normal bottle or drinking glass, and you will find a glowing bottle.Made of high quality ABS plastic material for durabilityExquisite workmanship, easy to use and clean.Specification:Condition: 100 percent Brand NewMaterial: ABSandLEDSize: Approx.9.5x9.5x2cm or 3.74x3.74x0.79inchWeight: 40gColor: Black Shell and White Light or Black Shell and Colorful light or White Shell and White light or White Shell and Colorful LightPower By: 3 x AAA Battery (Not Included)Package List:1x LED Glowing CoasterNotice:Please put this product on a flat place when using it ensure button sensitivity.Please do not place high temperature or overweight items on this coaster.Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.Please understand that colors may exist chromatic aberration as the different placement of pictures.