Virtually anyone can control the SC500's traction drive system, effortlessly propelling it forward at whatever speed feels comfortable and appropriate for the cleaning application. The unique multi-function display and control panel grants managers, using the yellow super user key, access to adjustable cleaning parameters. Operators, using the gray key are able to start cleaning at the beginning of their shift. They don't need to take the time to change machine settings before they start. Has a quiet mode for daytime cleaning environments. With a revolutionary flow regulation system that adjusts the solution output based on the speed of the machine, it ensures consistent cleaning results using less water and chemical while improving productivity per tank. Combine that with the exclusive EcoFlex™ system, which allows for variable detergent (including ultra-low) or water-only cleaning, and the SC500 is in a category of its own when it comes to sustainability and efficient cleaning.