"Specification: Age: Over 6 Years Old. Exercise Part: Whole Body Transfer mode: Wireless via App Weight: Approx 700g Built-in Vibration Motor Wireless Distance: 6 Meters" "Gym Master+ is a fitness Theme games. The APP integrated fitness, sports, leisure, entertainment and more. While fitness, interaction are carried out to improve the persistent exercise is conductive to the growth of human bones and muscles, and can also enhance cardiopulmonary funtion. Support IOS and Andriod System User can play via mobile, Tablet or play on television"