Redcat Ascent-18 International Scout II 1/18 4WD RTR Brushless Rock Crawler is a ready-to-run Ascent-18 Brushless built for rocks, indoor courses, and compact outdoor trails. It uses 3450Kv brushless 4WD with a three-channel ESC and includes portal axles, high-steer geometry, aluminum chassis rails, metal ring-and-pinion gears, and full ball bearings. The brushless system provides strong low-speed torque, extra wheel speed, and efficient performance in a compact crawler. Factory electronics include a 3450Kv brushless motor, three-channel brushless ESC, metal-geared steering servo, and 2.4GHz radio for efficient low-speed torque and useful wheel speed. Battery: Included. Charger: Included. Power package: includes factory 7.4V 2S LiPo battery and USB or balance charger supplied with the model.