Focus on your writing or computer tasks with this OttLite Rise LED Desk Lamp with Digital Display. ClearSun LED technology optimizes illumination while helping reduce eyestrain by 51%, and the built-in digital display shows time, date, alarm and temperature information to help you structure your day. This OttLite Rise LED desk lamp has three color temperature modes with three brightness settings for flexible ambience. And the 5V, 2.1A USB port conveniently and quickly charges mobile phones and tablets.