This 3785 Motor 550 Titan 12-Turn by Traxxas is electric, brushed, and universal, which makes it compatible with scales of 1:10, 1:6, 1:16, and 1:5. It is lightweight at only 0.44 lbs, and it has a compact size with a height of 4.13mm and a width of 1.38mm. It features an integrated cooling fan, which circulates air to regulate temperatures for efficiency and durability. It is suitable for trucks and the Buggy.