RD Night Clock is a simple digital night clock. RD Night Clock optimized for Amoled / Oled screens for low-power consumption. FEATURES* Weather information* Optimized for Amoled / Oled Screens* Color themes* Auto start optionNOTICESIf you use RD Night Clock with LCD-screen phone whole night, please keep your phone plugged in to charge otherwise RD Night Clock may cause power consumption and will drains your device battery quickly.TESTED DEVICESSamsung Galaxy S2Samsung Galaxy SDesk Clock, Night Clock, Dock Clock, Retro Clock