Description: Adjustable head band for more comfortable and tight head wearing. 4x Replaceable magnifying lenses to meet different magnifying needs. Head-mounted Headband Magnifier with 4 Sets of Lens(1.6x 2x 2.5x 3.5x). The ABS frame & acrylic lens materials, lightweight, durable and impact resistant. Widely used in elderly reading book, electronic repair, jewelry appraisal, timepieces repair etc. Specification: Size: 230x145x15mm/9.06x5.71x0.59inch Package Includes: 1 Piece Headband Magnifier. 4 Pieces Magnifying Lenses