MST-4LED Round 4" Inch LED lighted magnifier with 3x main lens and 5x bifocal soft touch power button and 3 light brightness settings. Charges with USB cord that is provided, and has built in rechargeable battery system Wide field of view makes this an ideal reading and inspection and scanning magnifier, bright LED illumination with 3 different light settings assists with low light conditions and increased contrast and allows for perfect illumination choice for varied ambient light. This is also useful for those with early to mid stage AMD Macular Degeneration. .

 

• - Lens Power/Magnification - 3x and 5x Bifocal
• - Lens Diameter 4"
• - Lens Diopter 8
• - Lens Focal Length 5"