USB/Battery Powered Digital RGB LED Alarm Clock

Features:
RGB LED Display: built-in 115 kinds of RGB colors, big font and bright color provide clear and comfortable view.
3 Color Display Modes: single color / 7-color cycle / 115-color cycle.
2 Display Modes: display time only or display time(12H/24H), date and temperature(C/F) in cycle.
3 Levels of Luminance: 3 levels of display brightness can be manually adjusted according to the environment.
3 Sets of Daily Alarms: 3 sets of alarms for your setting. When the time is up, it will alarm for 1 minute.
Weekend Alarm Function: the alarm function can be truned ON/OFF on Saturday and Sunday.
Sound Control: under this mode, the ambient sound over 60db will activate the LED display, and the display will automatically turn off after 16 seconds.
Double Power Supply: powered by DC 5V(USB cable is included) or 4 * AA battery(not included).
Built-in Button Battery for Memory: when the external power supply is cut off, the built-in button battery will automatically work to keep the settings(LED does not display).