Features: Using bold digital numbers, a better clock display effect can be reflected through the transparent acrylic plate, and the display effect of a glow clock can be simulated. You can switch to the option of music spectrum display effect by touching the button. Just turn on the music playback device and place the clock on the side to display the music bounce effect. A variety of rainbow RGB color gradient display effects are built-in, and the favorite color of each number can also be fixed. You can also set to automatically switch the display of for time, temperature, date and week information, and you can also choose different switching animation effects. 6-digit digital display color function can be customized. A variety of for time hour and half hour reminder animation special effects and conversion effects displayed in seconds. There are 2 types, one is semi-finished product and only need to assemble, another is packaged and need to be welded and assembe Specifications: Material: Acrylic Size: 252x70x46mm/9.9x2.8x1.8 inch Long press the setting for key (square icon) to switch: Clock mode function-Music spectrum display function; Short press the setting button (square icon) to pause the color change; Short press the switch button (triangular icon) to switch the color effect; Color effect list: 1- Rainbow gradient effect; 2- Two grid cool color gradient effect; 3- for Aurora color gradient effect; 4- Two grid rainbow gradient; 5- Full color gradient effect; 6- Two-cell for Aurora color gradient effect 7- Cool for aurora gradient effect; 8- Full color same color gradient effect; 9- Display custom colors; Note: If you need welding & assembly instructions or setting guide, please click the url below to download. Or contact customer service to obtain. http://for t.for hk.uy/yJM Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 X DIY KITS (welded, only need to assemble acrylic board) OR 1 X DIY KITS (need welding and acrylic board assembly)