SoulBay [24PCS] LED Balloons Party Lights Blinking Battery Operated Waterproof Lights for Paper Lanterns Balloons Floral or Wedding Decorations-Colorful RGB Color Color: RGB Color. Measures 1/2-inch diameter by 1-1/4-inch length Easy to install. Usage method: Tightening thread, it will bright; Loosening thread, it will turn off. Includes 12 blinking lites per pack; disposable party lights with a built-in loop for hanging. LED Color change blinking mini party lites illuminate floral arrangements, centerpieces, place settings, candle votives, paper lanterns, balloons and more. Attention: The only retailer on Amazon is SoulBay. [ Tip: We add a paper film to PROTECT the battery, PLEASE remove it before using.]