Function : forward, backward, turn left and right, with flipped self-righting function New high speed RC boat, speed up to 30km/h Water cooling and flipped self-righting function Low voltage prompt function Powerful brushless motor, 7.4V 1500mAh rechargeable battery 2.4G frequency technology can make it feature high capacity of resisting disturbance Specifications : Brand : Feilun Model : FT016 Frequency : 2.4GHz Material : ABS Color : Orange and Green Optional Battery for transmitter : 6 * AA battery (not included) Battery for boat : 7.4V 1500mAh lithium battery Operation distance : about 100-150 meter Running speed : max to 30km/h Charging time : about 3 hours Working Time : about 8min Protection function : overcharge/over discharge Item size : 471 * 125 * 118mm