Description:  This tube clock is designed by different colors and dimensions of 60mm x 160mm.   it can show the big size digits and the led color block. That makes the clock looks more amazing.  The backlight color can be auto change and refract the color by the acrylic case.  By the way, it can turn on the sounds control function, you can wake it up by clap your hands and knock on the table.  It also has 6 kinds of switch mode to changing the time, temperature, date and week.  Features:  Large size two-color LED display;  12/24 hours mode;  One Alarm;  Touch key control(with sounds feedback);  Sound wake up control(you can wake it up by clap your hands and knock on the table or touch both of the key);  RGB led autochange backlight color;  Hourly Chime backlight flash remind;  6 kinds of transition animation select can change the time, temperature, data and week.  Using real time clock chip, data is not lost when power off with the backup battery(backup battery not include in the kit); 5V USB cable power supply;  Dimensions of the clock: 60mmx160mmx12mm;  Three pieces of the acrylic combination;  Different color option(middle color): red, green, blue, white, yellow and ice blue;     Function:  Touch both keys at the same time to enter or exit the menu functions list.  Short touch the Next key(Triangle shape) to select the different functions, the functions menu has TIME(Time setup), DATE(Date setup), ALARM(Alarm setup), SHOW(Set shows time mode), DISP(Set transition animation), Sound(Turn on voice control),  FMT(Set 24/12H format), MOVE(Set led rectangular move mode), Brig(Brightness of tubes), B-LED(Backlight of the RGB led), and then touch the Confirm key(Round shape) to enter in parameters mode.     Parameters:  1. Alarm setup: ON-turn on the time alarm; OFF-turn off the time alarm;  2. Shows time mode: AA:BB:CC-shows hour, minute and second; AA:BB-shows hour and minute(the separator points will flash per second);  3. Set display animation effect: 0-time only; 1-spin mode; 2-up and down mode; 3-one by one mode; 4-from left to right mode; 5-flash mode; 6-change directly;  4. Sounds control switch: ON-turn on the sounds control; OFF-turn off the sounds control;  5. Time format: 24H-24h time format; 12H-12h time format;  6. Set rectangular move: 0-all off; 1-drag out mode; 2-single mode; 3-double mode; 4-up and down mode; 5-all on;  7. Brightness of tubes: level:1-5; A-automatic brightness(7:00-19:00: maximum brightness; 19:00-7:00: level 2 brightness); 8. Backlight: 0-backlight off; 1-fast change; 2-slow change; 3-slowest change;     Package included:  1 x DIY 6 Digit LED Large Screen Two-Color Digital Tube Desktop Clock Kit Touch Control(Without CR1220 Battery)