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 durability Exquisite workmanship, easy to use and clean. Specification:Condition: 100% Brand NewMaterial: ABS+LED Size: Approx.9.5*9.5*2cm / 3.74*3.74*0.79inch Weight: 40gColor: Black Shell + White Light / Black Shell + Colorful light / White Shell + White light / White Shell + Colorful LightPower By: 3 * AAA Battery (Not Included)Package List:1* 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.