Traxxas 6548 - Battery Door - TQ 2.4 Transmitter - TRA6548 This is the Battery Door for the Traxxas TQ Transmitter. Features:  Plastic construction  Fits two and three channel TQ transmitters  Installs on bottom of transmitter and protects battery compartment Includes:  Battery Door for the Traxxas TQ Transmitter Part number(s) included (in factory packaging): 6548