Dear: 1.High Quality，wish you like it! Diameter Size: 6.5cmHigh Size: 9cm Item Description: These Gyro Flash toys come ready to go no set up required. Just twist the handle three times and press the button and off it goes! Multiple colors will light up the floor and the music adds even more fun. Very easy to use and great for party stuffers!Runs all by itself on 3 batteries Great party gifts and all around fun. Color: Multi-Color