Upgrade 2 Color Display Modes：Single color setting with seven colors or smoothly loop six colors. Its not only a clock，but also an elegant and concise decoration for for home，kitchen，hotel，office ,bedside，etc. Mulit-function Digital Display: 12 / 24 time mode, Time, Date，Temperature, Count down, Count up 4 levels brightness. Remote Control：You can easily set every function via remote control.Change the color through the number buttons.Other function keys are also marked accordingly. Alarm & Snooze：Simple settings for once or twice alarm.You can set a second alarm If you are worried about oversleeping. This clock is powered by USB cable only, the built-in backup battery CR2032 only keep the setting and time not to reset ; You can hide the power wire behind some items or into the wall, it will be very beautiful to decorate your home. ( please read the ‘User manual’ before you use the product, and keep it as backup! ) Warranty : Two year manufacturer replacement warranty and 90 days no questions asked return policy.( If have any question, please contact us via amazon message )