This is the HPI TF-40 2.4GHz FHSS 3-Channel Pistol Grip Transmitter. Transmitter Only, Receiver and Servos Not Included. 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 HPI TF-40 2.4GHz FHSS 3-Channel Pistol Grip Transmitter with Instruction Manual AA Cells: Four 1.5V* cells HPI RF-40 Receiver Servos of modeler's choice System: 3-channel (steering, throttle, push switch) Radio Wave Type: FHSS Weight: 14.8oz 420g *The AA batteries used must be 1.5V. 1.2V rechargeable batteries will not work. jxs 05/22/12 ir/jxs &