... available.Each clapper has high powered L.E.D.'s built inside. each clapper is individually poly bagged .Batteries included ... Size: 21mm length, 10mm in diameter We have other color LED Balloon Lights. (RED, GREEN, YELLOW, WHITE, PINK)Relation Keywords ... :light up balloon,balloon,light up balloon,led flashing clapper clicker, led clapper, flash clapper, lighting up clapper, cheerful ...