Power Brain XP Wing This yoyo also comes with Yomegas new smart switch which allows a player to choose the type of play. Color Choices: The color pictured may not be what you recieve. Axle Type: Clutch Transaxle w/ On/Off switch. Shape: Wing Shaped. Weight: 1.9 oz (56g). Diameter: 2.375 Inch. Thickness: 1.25 Inch.