1. The amplifier board is made of high-quality materials, portable and multi-purpose. A4 size, it covers and magnifies the entire page at once without having to keep repositioning it like other smaller magnifiers. 2. Can be used for reading maps and newspapers, repairing gadgets, engraving crafts, sewing, knitting, stamps and other small collectibles, etc. 3. Ideal for viewing and examining small prints, tiny objects, fine materials, gadget parts, pins, collectibles, science experiments, reading books, newspaper documents and magazines, observing animals and insects, knitting embroidery or any situation where precision is required. 4. Suitable for the elderly and people with poor eyesight. 5. Material: PVC 6. Product size: approximately 30 cm X 19.5 cm X 0.1 cm 7. Enlarged size: 220 x 160mm 8. Weight: around 50 grams