This Traxxas Velineon VXL-3s Brushless Speed Control is the perfect addition to your RC truck. It is compatible with brushless motors and has a scale of 1:10. This ESC is made for the Fits Traxxas brand and is designed for use with electric vehicles. The Fits VXL-3s 3355R Esc & 3351R Motor is a reliable and durable choice for your RC vehicle. It is suitable for use with a variety of vehicles and is easy to install. This speed control is a great choice for anyone looking to upgrade their RC truck and achieve faster speeds. I took this off after about a week to upgrade.