Take to the skies indoors or outdoors with the ultimate flying machine, the compact and versatile ACME AA002218 zoopa Q155 Roonin Quadcopter. Beginner mode allows you to get comfortable with the controls, and expert mode allows you to do loops, flips, and more. This quadcopter also features LED lights, so you can fly in the darkness. Quadcopter Features Main Rotor Diameter: 55mm Flight Time: Approx.. 7-9 minutes Remote included: Yes Dimensions: 135mm x 145mm x 25mm Power Supply: ACME 3.7V (1S) 350mAh Li-Po battery