Space Rails Quadcopter Battle Drones Combo Set. Battle your friends to see who really is the best quadcopter pilot! Infared point and shoot System gives you 4 lives. If you win, your opponents quadcopter will slowly land and lose the Battle Wind Resistant for Indoor and Outdoor Flight with Various Control Options of Up, Down, Left, Right, Forward, Backward, Sideward and More Excellent 2.4Ghz Remote Distance Reception With Longer Flying Times From a 3.7 volt Lithium Ion Rechargable Battery Battle MINI-Drone Set Includes: Two Battle MINI- Drones, Two Remote Controls, Rechargable Batteries, Cables and Instructions