Features:-Six channel mini wireless remote control submarine-Light weight and simulated submarine design.-Equipped with 40MHz high sensitive transmitter for your easy operating.-Can easily move forward and backward, turn left and right, diving and surface.-Great socket design for power switch, charging and water-proof use.-Led lights increase fun to your operating.-Easy and quick battery charge with the transmitter.-Built-in rechargeable 3.6V / 120mAh battery, convenient to use.Specifications:Product Name: Six channel mini wireless remote control submarineFunction channel: six channelMaterial: plastic&metalColor: black/blueSuitable ages: Above 8 Years oldRemote control frequency: 40MHzControlling distance: about 5mCharging time: about 10 minutesWorking time: about 8 minutesTransmitter battery: 4 * 1.5V AA batteries ( not included)Battery: NiMH 3.6V / 120mAhFeatures: forward, backward, turn left, turn right, go up, sink,Package Included:1 * mini RC submarine1 * Radio control1 * English manual1 * Box packageNote:-Please allow 1-3mm differs due to manual measurement.-Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.