These 20 "(inflatable size) LED balloons are made from premium transparent TPU for high elasticity and durability and can be reused. These bobo balloons only float when filled with helium, and they glow like stars in the dark. By day they are transparent bubble balloons. In the evening, it will add bright colors to your parties and celebrations. Lighting up balloons is the perfect decoration for Halloween, Christmas, Valentine's Day, weddings, parties, courtyards, balconies, bedrooms, bars, etc. ? Colorful party decorations. The package contains 10 Bobo light balloons, 10 LED lights (118 inches /3 meters), and 1 manual light string. The battery box has a switch so you can control the use of the lights as needed. Each balloon can be lit for 72 hours