This 2 3/8" blue light-up glow LED yo-yo is an exciting way to get into the swing of things during the next promotional campaign! This illuminating item features high-powered lights that will make your customized logo stand out day or night. What an outstanding handout for schools, summer camps, festivals, fundraisers and so much more! Batteries are included and installed. This is a choking hazard not suitable for children under three years old. Feel free to pull out all your promotional tricks!