... Balloons per pack, supplied with batteries ready to go. Balloon and Flashing LED Colors: White, Red, Yellow, Green or Blue. ... power switch , you can choose to Slow Blink, Fast Blink and Constant On three flashing models, Sustainable for 12H hours. Usage:1 ... ceremony etc. 5) Beautiful, romantic, erergy-saving, Easy to Inflate and Re-inflate, more popular with great advantages than traditional balloon ...