This clock work fine， ring tones from weak to strong， from emergency relief to not look to your Xia Xing. And is completely silent， ideal for users that can not stand the sound. The owner is strongly recommended! ! 

White large buttons for nightlights， at the alarm time， you can press the white button， five minutes later the alarm will ring again until the alarm switch to the OFF side up. 

[Name] Korean version of the blue tones from weak to strong / crescendo alarm clock / Mute Clock / alarm clock / clock / clocks 

[Size] Diameter 8cm; Full height 10cm; thickness 8cm