The biggest problem most guys experience with a factory/home track is a lack of good power as they expand their collection of better quality cars. Most set power packs – “wall warts” – only put out about a 1/2 amp of power. Hopped up cars usually need at least 1 amp to run well. In this video, we will see how you can get about 5 amps of power with adjustable voltage for $30 or so.
