50 Pack Neon LED Balloons – Light Up Balloon Party Decorations (Assorted Colors)Quality LED Light: Each balloon features an integrated flashing (blinking) LED light that flashes up to 24 hours (maximum brightness up to 3 hours). Lights are attached to inside of balloon and will not move around. Pull out the tags in glow balloons to activate. Safe for Kids: These balloons are made with high quality latex and safe to be used around children. Simple to use. Suitable for helium or air filling, inflate like a normal balloon. You can inflate the balloons to 12 inches (Maximum). Great Props for Any Event: This package includes 50 pcs flashing LED balloons in a variety of colors for a rainbow of fun! These innovative Colorful Light up balloons are also great for House Party, Birthday, Wedding,Christmas,Anniversary, Dance Club or any other special occasion worth celebrating. Friendly Reminders: LED feature works best in dim/dark environments, you can dim your lights for its best performance. Low temperature (lower than 50°F) will deduce the life of the batteries