Lighted Magnifying Glass 5X 12X Ergonomic Touch Switch LED Light 3 Modes Handheld Magnifier for Seniors Reading Jewelry Item Type: Lighted Magnifying Glass Material: ABS, Acrylic Battery Type: Polymer Lithium Battery (Inbuilt Battery Included) Battery Model: 802040 Battery Capacity: 650mAh Light Beads: 18 Main Lens: Diameter: 75mm, Magnification: 5X, Focal Length: 125mm Auxiliary Lens: Diameter: 19mm, Magnification: 12X, Focal Length: 44mm Charging Time: About 3 Hours Battery Life: 4H in Low LED Mode, 3H in Medium LED Mode, 2H in High LED Mode Number of Modes: 3 Lens Surface Hardness: 5H Product Size: Approx. 19 x 9.2cm / 7.5 x 3.6in ( Manual Measurement, Slight Error May Exist )