Nitrous Express Water Injection Low Flow Safety SwitchThe Low Flow Safety Switch for use with NX water methanol injection systems can trigger a boost cut solenoid or a timing retard module. It is designed to activate a safety mode in case you run out of Water Methanol. The Low Flow Safety Switch allows for a safe tune in those instances where no Water Methanol injection is present and an aggressive tune when Water Methanol is utilized. 1. Fully adjustable alarm set point 2. Retard Timing detailed