Smooth installation: Quick and easy setup to get your faucet running with minimal effort Compatible models: Works with 600 series bath/shower faucets, excluding Monitor, Scald-Guard, and Mix Included accessories: Buttons are included for added convenience Restricted use: For use only with this product Original features: Manufactured according to the original specifications Quality performance: Thoroughly tested to ensure reliable performance Additional features: Compatible with crystal knob, except for Mix and Scald-Guard Made in USA: Produced in the United States Use scenarios - New bathroom installation: Ideal for a remodel where a 600 series tub/shower faucet is being installed. The easy setup and included controls help speed up the project while ensuring compatibility with existing crystal knob options (where applicable). - Faucet maintenance or replacement: Suitable for replacing worn components on a 600 series faucet, restoring original features and maintaining dependable performance. - Upgrade path for crystal knob compatibility: For supported 600 series models, enables crystal knob compatibility except on Mix and Scald-Guard variants, providing a streamlined upgrade during updates to look and feel.