VALVE REQUIRED: This controller requires Moen thermostatic shower valve S3102 to complete installation FULL CUSTOMIZATION: Electronic controls for the digital shower system allow you to change water temperature with pinpoint accuracy for a more customized shower VOICE ASSISTANCE: Control your shower remotely with the sound of your voice using Amazon Alexa, Apple Siri/HomeKit, Google Assistant, and U by Moen smartphone apps SOFT TOUCH BUTTONS: Easy to read 5" non-touch LCD screen features soft-touch buttons that operate two outlets, plus power, temperature, and preset selection WATER-SAVING FEATURE: U by Moen will notify you when the shower temperature is ready, and will automatically pause the water flow until you are ready to get in BOLD STATEMENT: Matte Black finish adds a touch of sophistication to any room BUILT TO LAST: Backed by Moen’s One Year Limited Warranty