4 lens headband led head light magnifier magnifying glass loupe

eco-friendly, adjustable headband. reading in dim light. observing pores, manicure assemble or repair small fitting. repair accessory for camera, watch stamp collecting, jewellery, printing suitable for dentist, tailor, embroidery workers. interesting work such as carving, handcraft and sewing. all the lenses of this glasses series are interchangeable.