Your portable treasure detector is suitable for identifying antiques, collectibles, stamps, calligraphy, and paintings. The lens utilizes high-quality technology and K9 double-layer lens color reduction imaging for transparency. Long press to adjust brightness and short press to switch between white light and purple light to meet the needs of different usage environments. Hold down the light button, and the light will gradually become brighter, adjustable according to ambient light for eye comfort. The built-in rechargeable lithium battery function is convenient and environmentally friendly. Name: Magnifier Set Lens Size: 30mm diameter Magnification: 60X (10X optical) Lighting Mode: 3 LED lights + 3 violet UV lights. Color: Silver + Black Material: ABS Package Contents: 1 x Magnifier (1 x Magnifier, 1 x Data Cable) Only the above package contents are included; other products are not. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.