The OttLite LED Clip-On Magnifier is a magnifying lamp and then some! Optical-grade magnification with 360 degree OttLite LED Illumination helps you see details of the fly you are tying ultra clearly. The flexible neck directs illuminated magnification right where you need it while the sturdy clip attaches firmly to desks, workbenches and more. Featuring a 1.75x magnifier lens with a 4x spot magnifier, the flip shade closes to protect the magnifier when not in use. With OttLite you can see the minute details clearly. 1.75x optical-grade magnifier lens with 4x spot magnifier, Super Bright Natural Daylight LEDs, Sturdy rubberized clip attaches to most work surfaces, Flip shade closes to protect magnifier, Height adjusts from 11.25 to 21 inches.