Feature 1、 Material Use: The Yoyo is mainly made from 6061 aviation Aluminum Alloy material manufactured by CNC technology to ensure the high precision of the ball process. The outer layer is protected by a semi-matte PC cover, which is durable in use. 2、 LED Light: With high-end integration LED lighting, there is gorgeous monochrome color light. Recommended for advanced players to perform on stage and practice at night. 3、 Steel Axle: The bearing is made of T-shaped R188 high-precision stainless steel to deliver a smooth looping performance. The smart design helps beginners learn looping and basic string tricks. This Yoyo ball with light that combines practical and ornamental value. There are gorgeous monochrome color lights. It is suitable to perform various magic like professional players and improve their skills, which is a great gift. Feature: • Material Use: The Yoyo is mainly made from 6061 aviation Aluminum Alloy material manufactured by CNC technology to ensure the high precision of the ball process. The outer layer is protected by a transparent PC cover, which is durable in use. • LED Light: With high-end integration LED lighting, there is gorgeous monochrome color light. Recommended for advanced players to perform on stage and practice at night. • Steel Axle: The bearing is made of T-shaped R188 high-precision stainless steel to deliver a smooth looping performance. The smart design helps beginners learn looping and basic string tricks. • Great Choice: It is a Yoyo with light that combines practical and ornamental value. It is suitable for children of all ages to perform various skills like professional players and improve their skills. • After-sales Service Guarantee: Any problem, please contact our store without hesitation. Honor to serve you! Specifications: Item name: Yoyo ball Item No.: Y02-B Main material: Aluminum Alloy&PC Color: Black(blue light)/Royal blue(green light)/Blue-green(orange light)/Silver(blue light) /Orange(pink light) optional Battery: 4 * Button Batteries (included) Ball width: 42.5mm Diameter: 56.5mm Item weight: 65g Package Information: Package size: 94g Package weight: 9 * 6.2 * 4.6cm General box packing. Note: * There could be a few deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Packing List: 1 * Yoyo Ball 4 * Button Batteries 1 * Hexagon Cover Remover 1 * Extra String 1 * Introduction Package List 1 * Yoyo Ball 4 * Button Batteries 1 * Hexagon Cover Remover 1 * Extra String 1 * Introduction