Water-powered Bluetooth® technology connects with the hai app to track your water and show your environmental impact over time Customizable LED lights let you know when the water is warm or if you have reached your target water limit Seamless slider for the easiest spray setting adjustment from a high-pressure stream to a spa-like mist Easy install, with Do-It-Yourself instructions included and no plumber needed High quality, stainless-steel material and easy-to-clean, mold-resistant flexible PVC hose for a longer lasting, cleaner shower