Carson MagniScope LED Lighted 3-in-1 6x18mm Monocular, 25x Power Field Microscope and 4x Focusing Loupe (MA-60) 3 in 1 Instrument- 6x18mm Monocular, 25x portable microscope and 4x Loupe 4 Super Bright LED lights | 3-LR44 button cell batteries (included) Monocular Lenses: Fully Multi Coated Field of View: 420 feet at 1000 yards Minimum Focal distance: 2.5 feet| Eye Relief: 10mm Backed by Carson's One Year Limited Warranty