Starline Enterprises manufactures a large variety of RGB LED USB salt lamps from selected Himalayan salt rocks, best suggested for Light Therapy and Color Therapy (Chromo Therapy) use. Kids love the most. Simply plug into the USB port of your computer or laptop. While your computer is on, this unique USB salt lamp reduces electro-magnetic pollution effect and help to improve your concentration and keep the air around you healthful, clean, ionized naturally, and energetic. Multicolor RGB LED in USB salt lamps beautifully glows in eye-catching colors between Red, Green, Blue, Yellow, Violet and Orange which makes it an a natural Light Therapy (Chromotherapy) lamp. It makes an attractive addition to any home and workspace.