Supports 8 display modes, you can easily set all functions and custom colors without connecting to a computer, supports alarm clock and time format switching function, timer function, supports up to 99 minutes of timing Design: RGB light tube clock, digital LED lights that reproduce the retro aesthetics of digital tube displays. Multiple Functions: Support alarm clock and 12/24 hour system switching function, timer function, maximum support for 99 minutes timing, power-off memory function. Type-C Port Power Supply: Low power consumption, can use 5V/1 adapter (not included), or can be powered through computer USB port, which is simple and convenient.