Happy-top&reg; 360 Degree Rotating Flexible USB/Battery Power 28 LED Clip Light Table Desk Night Lamp Reading Light with USB Cable (Black) The LED light can be attached to your desk, shelf or headboard giving you the ultimate lighting precision Flexible and swivel metal goose neck design for optimum visibility and precise lighting Super bright USB light with 28 long-life LED bulbs, up to 50,000 hours of illumination Soft light illuminates your keyboard without disturbing or upsetting others AAA batteries operation, USB, AC adaptor & rechargeable batteries available (batteries not included)