Batteries Required?:NoItem Weight:255 GramsLens Material:GlassProduct Dimensions:8.06"L x 4.21"WMagnification Strength:30 xItem Weight:9 ounces High Power Magnification: This magnifying glass provide 30X magnification, it is a great magnifying equipment for daily reading. Reduce Eye Strain: This Magnifier provides 12 pcs high quality, ultra-bright LED lights, the magnifying glass system also provides extra luminance to ensure an overall better reading experience, which is particularly helpful for LOW VISION & SENIORS. Easy to Use: Comes completely assembled, just requires 2x AA batteries (not included). Once the batteries are added, the magnifying glass is ready to go, making it perfect for the elderly or those requiring an intuitive magnification system. Double Glass Lens: this magnifying device with double glass lens. 30x Magnification is optimal to enhance daily reading. This Lighted magnifier is ergonomically designed for most hands, ideal for reading. Ideal Gift for Seniors & Low Vision: This magnifier is great for seniors who have visual impairment, its led lighting and handheld design offers a gesture of understanding and care. A Great gift for the people who have low or impaired vision, ensuring daily comfort. Weight: 255g( not include batteries)