Magnet Sensing Valve Game!Rotate knobs to match user defined positions. LED visual knob position feedback and win state. Easy to wire and install. User configurable through our web based interface...no programming!Kit includes 1 Bad ASS Controller, 4 'Indestructible Knobs with FX51Sen boards (Valves), 4 '12" I2C cables', 2 'Power Supplies' and 4 sets of 10 LEDs. Game comes installed in the BACContact us if you need more LEDs and other special configurations.