[Tm337-.5] For sale is a TomTom Micro-USB LT Traffic Receiver model 4UUC5B. 4UUC5B Micro-USB LT Traffic Receiver (RDS-TMC). Replaces part numbers: 4UUC5B, 4UUC.001.05B, 2UUC.002.02. By simply connecting the Traffic Receiver to your TomTom device and plugging it into the cigarette lighter in your car, you will automatically receive traffic information via the TMC connection.