you can use the Quick Connect Duo (sold separately) to allow you to quickly access the ESC's receiver wire without having to disconnect from your receiver

and is intended for use with the Losi 5IVE-T

Hard anodized

RTR Baja 5B Flux

Traxxas 6531 Sensor/Temperature/Voltage X-Maxx LST Parts you can use the QuickTraxxas 6531 Sensor Temperature Voltage X Maxx This is a genuine Traxxas temperature and voltage sensor for the Traxxas X Maxx. Add real time telemetry monitoring so you can keep an eye on operating temperatures and battery voltage while you drive. Designed to Traxxas factory specifications for the X Maxx, it connects easily to the telemetry system for accurate, dependable data. Genuine Traxxas part 6531 Temperature and voltage sensor Fits the Traxxas