Ultimate Glow Flying Disc with Colorful LED Pulse Lights - 10" Frisbee like Toy for Outdoor Game Play - Sports for all Ages - Party Fun LED lights on the ULTIMATE GLOW FLYING DISC make throwing at night and outdoor parties fun and exciting while making exercise like child's play! The light up frisbee Pulses AND Flashes with alternating colors making the disc EASY to SEE in the dark! 9 3/4 inch diameter provides gyroscopic stability making the disc SIMPLE to CATCH and THROW. BATTERIES (2016 3V-replaceable) are placed in a central compartment on the back side and covered with an ON/OFF twist knob where White, Green, Blue, Yellow, Orange, Red, and Pink lights radiate from the center. Because of this compartment keep disc out of reach of small children and pets who may chew on the toy. This frisbee-like disc is perfect for Games, Parties, a Workout, or tiring the kids and the dog at night!