Frienda 50 Pcs Pocket Magnifying Glass 4X Fresnel Lens Credit Card Pocket Magnifier Plastic Ruler Starting Fire Emergency Bushcraft Outdoor Survival Leisure for Classroom Home Office (Blue)

["Magnification up to 4X: achieve up to 4X magnification, suitable for reading tiny text; Whether in dim lighting or examining product descriptions, this card magnifier protects your eyes and makes words unmistakably clear","Versatile Measuring Tool: dual-purpose design with edges printed in inches and centimeters allows for quick, effortless measurements; Ideal for small items or mapping out distances during outdoor adventures","Emergency Fire Starter: master the art of bushcraft with the solar firelighter feature; Under strong light, the lens focus becomes powerful enough to ignite a fire, ideal for emergency situations","Compact and Portable: designed for convenience, it's lightweight, flexible, and fits easily into pockets, wallets, backpacks, or first aid kits; Its quality ensures durability wherever you go","Generous Packing: each magnifier has its own colorful protective case, which keeps the magnifying glass intact and simple to find when you need it, each package contains 50 pieces, the number can meet your needs, you can also share it with your teammates"]