• 3-channel surface system • Spektrum™ 2.4GHz DSM® technology • Includes SR300 DSM 3-channel receiver • One S200 digital servo included • One model memory (see the Tech Notes on the Specs tab about how to use the DX3E with multiple models) • 2-position, 3-position or linear auxiliary setting • Steering dual rate knob for easy adjustment • Independent travel adjustment dials for all three channels • Battery voltage level indicator LEDs • Servo reversing on all three channels • Compatible with DSM2™ and the MR3000 receivers, in addition to DSM surface receivers. • 4 AA alkaline batteries and a medium-size grip included (other grip sizes sold separately - SPM9006) • Charge jack port for use with optional rechargeable batteries (SPM9525) and charger (SPM9526)