Wltoys V911-pro V911-v2 2.4g 4ch Rc Helicopter (Model 2:left hand throttle) Model: V911 . Channel: 4 . Control Mode: 2.4GHz RemoteControl . Remote Distance: 25-35 meters . Battery: 3.7V 120mAh . Flight Time: 5-6 minutes . Charging Time: 30 minutes . Main Rotor Diameter: 7.56" / 19.2 cm . Dimensions: (9.84 x1.97 x 3.35)" / (25 x 5 x 8.5) cm (L x W X H) . Color: Blue and White . Weight: 8.08 oz / 229 g . Package Includes . 1 x 2.4G 4CH RC Single Helicopter (Only Helicopter Body) .