Standard 2-Channel radio wave controller Battery: Requires 4 “AA” batteries in the sub, Controller requires 1 9V battery. Product Features: 20-30 minutes of running time, depending on use Sturdy construction to minimize damage from crashes The Chicago has independent propellers to allow it to ascend, descend, turn and move forward and backward Controller has omni-direction function, allow movement forward, backward and turning left and right going both forward and backward
Comes with weights that can be added to the sub to achieve neutral buoyancy. Requires 1 9V battery for the controller, 4 “AA” batteries for the submarine (We include them for FREE!)[Note: The batteries that we include are for testing purposes only, to ensure that you product is working when it arrives to your door. For best performance, you may need to install higher quality, higher capacity batteries.