DuraTrax T240FS Transmitter 2 Channel Pistol Grip 2.4GHZ FEATURES: Ideal for nitro or electric powered cars trucks and boats. 2.4GHz technology eliminates crystals frequency pins and waiting for available channels.;INCLUDES: Duratrax T240FS 2.4GHz 2-ch Transmitter.;REQUIRES: AA Cells: Four Servos Receiver can use R240FS DTXL1500 Battery holder (if using on nitro powered vehicle) Switch harness.