Innovations include the SLS™ self-leveling system, in which the scrubber will auto-adjust to the surface being cleaned, ANC™ Advanced Noise Control, which allows for quieter operation, telematic GPS that helps to keep track of your machines, ECS™ Eco Cost cleaning solution 600 RPM, and a memory card to be able to download all of the machine's working parameters. The CT51 is constructed of a high density polyethylene that helps hold up in tougher environments. The panel control switches are protected against water and humidity and the squeegee system is designed to absorb harsh impact.