Function: 1. DOUBLE-LAYER LENSES: Our pocket magnifying glass protects your eyesight with double-layer lenses and does no harm to your eyes. 2. HD IMAGE: Our pocket magnifier has a 10X lens with good transparency, low dispersion factor, good overall field of view, image clarity and clearly magnified edges. 3. MINI SIZE: This magnifying glass has a mini size that is very easy to put in purse, pockets and bags. 4. WITH LIGHT: When opened from 150 to 180, the light will automatically turn on, making the magnifier more convenient to use. 5. APPLICABLE SCENARIO: The mini magnifying glass can be used for student outings, jewelry appraisal, office work, printing and manufacturing, elderly reading, antiques appreciation, etc. Specification: Item Type: Pocket Magnifying Glass Material : ABS Battery: 2x CR2016 90mAh button cell batteries (comes with built-in battery) LED light source color: white Magnification factor: 10X Best Observation Distance: Approx. 2.5 cm / 1 inch Package List: 1 x pocket magnifying glass Install and use!