3.5 channel remote For Ages 14+ With built-in Electronic gyro With bubble function, it will be more fun Control Distance: 50m Charging Time: around 1hours Flight Duration: around 6 minutes Remote controller powered by: 6 x AA Batteries Control Specification: forward/backward/up/down/left/right/hover Helicopter size: 20cm x 10cm(L*H) Package size: 33.5cm x 28cm x 9cm (L*W*H) Package weight: 541g Package included: 1 x 3.5CH R/C Bubble Helicopter 1 x Remote Control 1 x A Main Blade 1 x B Main Blade 1 x Pair of Tali Blades 1 x USB Cable