This kit is for Minitrix passenger cars with a length over the buffers of 165 mm / 6-1/2" (exceptions are passenger cars based on the "Silberlinge" / "Silver Coins" and with current pickup from one conductor per truck. It consists of an LED light bar (warm white) and pickup springs. The LED light bar has an electrolytic capacitor for power buffering (protection against flickering) and a dimmer (potentiometer). Low current draw.Protection against flickering.Can be dimmed.