- Functional reading aid and image viewing magnifying glass\n- With LED light (2 LEDs)\n- With convenient, slim handle\n- Large magnifier diameter 90 mm (2 x magnification) for the best view\n- Small magnifier diameter 21 mm (4 x magnification) for detailed magnification\n- Both magnifiers are combined in one visual field (bifocal)\n- Also perfect as a practical vision aid for the elderly to help them read comfortably and independently, even in dark or low-light conditions\n- With 3 LR1130 button cells