Now you can enjoy reduced eyestrain and crisp OttLite ClearSun illumination all over your home with this sleek rechargeable lamp. Studies show 3 out of 4 people experience eyestrain on a daily basis. OttLite’s new Wellness Series reduces eyestrain up to 51% with our exclusive ClearSun LED technology that comes as close to the sun’s spectral output as you can get! Simply charge this light with the included USB charging cord and then bring healthy lighting to your kitchen island, coffee table, night stand – anywhere you want to see and read with incredible comfort and clarity.Details: WhiteHeight adjusts from 10" (25.4 cm) to 18.75" (47.625 cm)3 brightness settingsUSB rechargeable lithium ion battery provides hours of use between chargesPlastic, glass, steel, and acrylic