Supported devices • Haylou Watch S6 (S003) • Haylou Iron N1 (LS24) • Haylou Solar Neo (LS21) • Haylou Solar 5 (LS20) • Haylou RS5 (LS19) • Haylou Solar Pro (LS18) • Haylou Solar Plus RT3 (LS16) • Haylou Solar Lite (R001) • Haylou Watch 2 Pro (LS02Pro/S001) • Haylou RS4 Max (LS17) • Haylou RS4 Plus (LS11) • Haylou RS4 (LS12) • Haylou GST Lite (LS13) • Haylou RT2 (LS10) • Haylou GST (LS09B) • Haylou GS (LS09A) • Haylou RT (LS05S) • Haylou Solar (LS05) • Haylou RS3 (LS04) • Haylou Smart Watch 2 (LS02) • Haylou Smart Watch (LS01) This app works with or without the original Haylou apps (but we have no affiliation with Xiaomi / Haylou). If you have a connection problem - recent apps screen: lock the Hello Haylou (pull down the app and click on lock icon) - phone battery settings/battery optimization: set Hello Haylou app to not optimized If the problem persists - restart your phone - write an email to me Key features - cooperation with the official Haylou apps or completely independent working mode - normal and internet incoming call signal with caller display - missed call signal with caller display - displays the app's notification texts on the watch - show the most common emoticons - uppercase conversion - customizable character and emoji replacement - show battery state - low battery level notification Watch face (LS01/LS02/LS11 are not supported) - custom watch face uploading - watch face editor Weather forecast (LS01 is not supported) - OpenWeather - AccuWeather Steps - daily/weekly/monthly/yearly charts Pulse - daily/weekly/monthly/yearly charts - measured values, quarter-hourly values, half-hourly values, Hourly values Sleep - daily/weekly/monthly/yearly charts Touch control - incoming call reject button action: call rejecting, call mute, call answering - find my phone - music control - music volume up/down - phone mute toggle - flashlight toggle Alarms Event reminders - hourly repetition Do not disturb mode - turn Bluetooth on and off - turn call or notification alert on and off Export - export data to csv format This product and its features are not designed for medical purposes, and are not intended to predict, diagnose, prevent, or cure any diseases. All data and measurements are for personal reference only and shall not be used as a basis for diagnosis and treatment.