Hands Free Headband Magnifying Glass, USB Charging Head Magnifier with LED Light Jewelry Craft Watch Hobby 5 Lenses 1.2X 1.8X 2.5X 3.5X and 4.5 Times

rechargeable battery is built-in

many usages in beauty, repair, electronic, jewelry making etc

you will have to be close the item to zoom it out clearly..