Carson MagniFlex Pro 2x LED Lighted Gooseneck Flexible Magnifier with 4x Spots Lens and Magnetic Base (CP-90) 2x Magnification (4.0 inch Acrylic Lens) | 4x Power Bi-Focal Spot Lens 16 Ultra Bright LED Lights Illuminate Your Viewing Subject | Ideal Magnifier for Hobby Stations, Arts & Crafts, Fly Tying, Soldering, Model Building, Jewelry Design, Sewing, Small Electronics, Coin and Stamp Collectors, Mechanics, Needlepoint, Inspection and other Low Vision Tasks. Adjustable, Flexible Neck Magnifier Head Can Be Placed In Perfect Viewing Position Attach to Included Magnetic Base or Use with Included Table Clamp | Great Magnifying Glass for Professional and Industrial Grade Use. Use with 4 AA Batteries (Not Included) or AC/DC Adapter (Included) | Backed by Carson's Limited Lifetime Warranty