Futaba Trainer Box FM/PPM/2.4G FEATURES: Allows new pilots to practice with confidence knowing that the instructor can assume control when a tough situation arises Compatible INCLUDES: Futaba Trainer Box with micro style trainer jack and instruction sheet REQUIRES: Trainer cord, Micro to Micro Plug FUTM4415, OR Micro to Round Plug, FUTM4420 COMMENTS: This box has a battery compartment but no batteries