The RM-77 2x Lighted RimFree Magnifier from Carson Optical magnifier from Carson offers 2x magnification and bright white LED illumination of the viewing area. An ergonomically designed soft-grip rubber handle ensures comfort during extended periods of use. A rimless crystal-clear rectangular acrylic lens provides a crisp distortion-free view. This magnifier is a great low vision aid and assists in reading small print. It operates on three #389 button cells (included) and comes with a soft case for storage.