Alkycontroller Horizontal panel version. Includes controller, gain box, 2 pin plug, 6 pin plug, and accessory bag with terminals and bi-colored LED. Note: Use the delay version when triggering using MAF. New for December 2021 the “Pump Bleed” feature to run pump at high speed, example to drain system and refill. Or on a new install to purge the air out quicker.