Key features: 1. Combat technology & tri-band switch allow 3 helicopters combat together 2. Infrared control system & perfect for indoor flying 3. 3-channel control enables the chopper to fly up and down, left and right, forward and backward 4. The first Infrared Target that can play with the combat helicopter. 5. The effective shooting scope of target is 0.5-3m 6. Intelligently records how many times you hit the aim and calls your score. 7. Allow two or more helicopter to fire at the same time. 8. CE/ROHS standard