1. Two Display Mode: Press and hold the + key to switch the display mode.(1) Time+temperature is displayed on the same screen. (2) "Time+temperature" and "Date+temperature" are displayed cyclically2. Two sets of Alarms: Support to set Alarm frequency :5/6/7; 5:Alarm rings from Monday to Friday; 6:Alarm rings from Monday to Saturday; 7:Alarm rings from Monday to .3. 5 Levels of Brightness adjustment. Voice control function (available when only powered by battery). Snooze function: snooze 5 4. Power saving mode. Time memory function(available when powered by battery and plug in use at the same time)5.Night Mode: If night mode is on,Brightness darkens at night (22:00-6:00)Anti-disturb function at nightIn the non-setting state, you can press and hold the snooze button for 3 seconds to turn off the display to prevent the screen from interfering with sleep at night. After entering the screen-off mode, you can press any key to turn on the display, control cannot turn on the display12/24 hour switch(1)Time Display(2)Long press the MODE button 24Hr Display(3)Press UP or DOWN can switch to 12Hr(4)Press the MODE button Time setting display(5)Hour digits flashingVoice control: your hands or knock on the table to wake up the NOTE 1:Take the protective flim on Clock Screen,it will be brighter. NOTE 2:It will go off after 10 seconds when only powered by AAA Battery(Not Included) your hands or knock on the table to wake up the If you screen always on,please plug in use.Material: ABScolour: green lightPackage Contents:1 x 1 x USB cableOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.