High Quality LED Light Balloons: Each balloon features an integrated flashing LED light that flashes up to 24-48 hours (maximum brightness up to 2-3 hours). Lights are attached to inside of balloon and will not move around. LED feature works best in dark/dim environments. Pull out the tags in glow balloons to activate. Great Decorations for Halloween and Other Parties: These innovative flashing light up pumpkin latex balloons are great for Halloween party, Thanksgiving or Christmas Party and other special occasions. Especially perfect for dim or dark environments. These lovely pumpkin flashing light balloons can be placed on floor, hang on or stick on the wall. Decorate the Halloween Party or other memorable events with your kids together! Safe & Reliable and Easy to Use: These pumpkin latex balloons are made of premium quality latex and safe to be used around children, and its thicker and elastic, dont explode easily. These light up balloons are very simple to use, to activate the led balloons glow in the dark party, all you do is to pull out the tag and party is on. Warm Reminder: Low temperature (lower than 50) will deduce the life of the batteries, so please do not take it as decoration outside when cold.