This is the HPI TF-40 2.4GHz FHSS 3-Channel Pistol Grip Transmitter. Transmitter Only, Receiver and Servos Not Included. FEATURES: All channel servo reversing Dual rate steering Steering and throttle trim LED battery indicator Drop down steering wheel for race feel and easy access to all adjustments INCLUDES: HPI TF-40 2.4GHz FHSS 3-Channel Pistol Grip Transmitter with Instruction Manual REQUIRES: AA Cells: Four HPI RF-40 Receiver Servos of modeler"s choice SPECS: System: 3-channel (steering, throttle, push switch) Radio Wave Type: FHSS Weight: 14.8oz 420g jxs 05/22/12 ir/jxs