These maginifying glasses are supplied with 5 lenses with different levels of magnification (1x, 1.5x, 2x, 2.5x & 3.5x) It has a resin lens and LED lights to illuminate the viewing angle. The lenses and LED angle are adjustable. Ideal for full eyesight maginfication or where standard magnifying equipment isn't compatible. Resin lens. Interchangeable lenses (5 lenses included) Lenses have 1x, 1.5x, 2x, 2.5x & 3.5x 2x LED lights above the magnifying area. LED light used to illuminate viewing area. Powered by 3x AAA batteries (included) .