... /promotion products 3.Colorful LED lights led gifts round light necklaceCircle/Round shaped led lighted/flashing necklace/led flashing light ... use with CE&ROHSCould printing logo on it for wine or drink promotionPlastic flashing necklace powered by battery,3*LR41 ... different shapes with the pendant available: heart, star, oval, round, bottle , square etc.Led light:red, blue, jade,white,pink.purple, ...