The floor lamp features a rectangular panel head and dual upper and lower light sources to provide a maximum of 107 sq. in. of illumination, and a U-shaped bottom design to make the LED floor lamp more stable. This modern reading floor lamp is designed with a rotary button to easily control the brightness of the fixture and switch between up and down light.Tall floor lamp is made of full spectrum LED light source, using 4000K natural light, 100W power, light source value is 7500LM, up (60W,4500LM) down (40W,3000LM), long life time up to 50,000, durable and can maintain stable light output for a long time. Even after long time use, this 81 in. white floor lamp can still keep low energy consumption and provide constant and stable light source. This eye-care floor lamp can reduce eye fatigue, see more accurate colors, allow you to focus on reading/studying/working, greatly improve your work efficiency and take care of your eyes.