The Traxxas #6518 TQi 2.4GHz 5-channel micro receiver accepts optional Traxxas telemetry sensors. When bound to Link-Equipped transmitter, the 6518 receiver can provide real-time telemetry to your mobile device. Monitor your speed, temperature, voltage and RPM while you run! Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your user's manual for exact parts listings.