Traxxas 6511 TRX link module is an onboard telemetry interface that connects compatible Traxxas Smart electronics to your vehicle’s receiver or ESC, allowing you to monitor real‑time performance data such as battery voltage, temperature, and system status. This compact module integrates seamlessly with Traxxas Smart batteries and Smart ESCs to deliver accurate feedback to your transmitter or compatible display, helping you keep track of key system metrics while driving. The TRX link module installs easily using existing wiring harnesses and standard connectors, making it a straightforward way to add telemetry awareness to your setup.