Large Display 6.2 x 3.3 x 0.5 inch, smooth Acrylic mirror surface, bight LED display gives you clear and easy reading for all age groups from far distance, elegant appearance can be fashion decoration in bedroom. Dual-USB Ports Equipped with two USB ports available, max 2.1A output for each, meets two devices charging simultaneously. 2 minutes interval snooze function allows you to get extra sleep time. Dimmer Control Three levels of adjustable brightness from high to low for you choose. Night light mode works at the time that set, which ensures screen visibility and won’t irritate your eyes at night. Memory Function Built-in CR2032 button cell can memorize all the settings (time, brightness, 12/24 mode) even the clock powered off, no need to reset all the setting once the clock get power back. Our Promise 24 hours online support and 12 months warranty for replacement or money back, for any quality issue about the item, please email to us, we will sort your problems out promptly.