ItemNo:A1; Color:Blue; Age:14+; Power System Motor:Double motors; Transmitter Frequency: 2.4G; Channel: 4CH; Remote Distance:About 50m; Battery:2X 1.5V AA(not included); Battery for the Boat: 3.7V 380mAhLi-ion battery(included); Charging Time:About 70 minutes; Using Time:About 12 minutes; Material:ABS and electronic; components Boat Size:21*15.5*9cm; Fan Blade Diameter (cm): 5.5 cm; Box Size:30.5*20.5*14.7cm; Weight Boat Weight:Approx.188g(including the battery); Remote Controller Weight:Approx.99g; Packaging Box Weight:Approx.644g; Features: 1.4 channels, with LED lights, gyroscope calibration. 2. Basic functions such as forward, backward, turn left, turn right, etc. 3. Land mode: Can be controlled on land (ice surface). 4. Surface mode: can be controlled on the water. 5.Dual motors,powerful high speed engines. 6.Twin-screws design,water induction switch for fan. 7.Highly faired hull and sealed waterproof design. 8.Low voltage warning,air cushion with high resistant rubber. Packageincluded: 1X RC Boat(included the boat battery); 1X Transmitter; 1X USB Charging Cable; 1X Manual; 1X Screwdriver.