This is the Power Brain XP Smart Switch Transaxle Yo-Yo bu Yomega. Suitable for Ages 8 & Older FEATURES: Switch from automatic to manual returns - two yo-yo"s in one Free trickbook included Instructions included INCLUDES: One Power Brain XP Smart Switch Transaxle Yo-Yo COMMENTS: Replacement string available (YOMH0900) Due to small parts that could cause a choking hazard please keep away from children 3 years of age and younger Colors may vary so a certain color can not be requested or guaranteed tlc 5/4/11 updated tlc 5/11/12