Feature: 1. Easy to use, this product has a magnifying effect and provides effective assistance when observing objects. 2. The UV lamp and LED lamp on the head of the magnifying glass, as well as the LED lamp on the double lens, can be switched for use in different situations. 3. Observe more carefully, high magnification double lens (with LED light), can be used to observe details. 4. Foldable design, the head and bottom of the magnifying glass can be folded, and it can be used in multiple ways. 5. Durable, made of high quality ABS+optical glass, not easy to damage, and can be used for a long time. Specification: Item Type: Magnifying Glass Material: ABS+optical glass Model: TH-7018FX Material: ABS+optical glass Power Supply: AAA 3 x 1.5V (not included) Uses: Household, electronics, , education, appliance repair Magnification: 10X / 25X Lens Size: 55x85 (mm) Lighting Source: 7 x LED lamp 2 x UV lamp External Power Supply: Available Power Input: AC100-250V 50/60Hz Power Output: DC5V 500mA Scale Accuracy: 0.5mm 1/16inch Package List: 1 x Magnifying Glass(Battery Not Included) 1 x Data Line 1 x Manual Note: 1. The battery must be removed if the product is not used for a long time! 2. Do not place the magnifying glass in direct sunlight to avoid fire! How to use: 1. Open the battery back cover and insert the battery(Not Included) 2. Align the lens with the object to zoom in and observe 3. The power switch is adjustable in three levels, the first level magnifying glass head has 6 LED lights on, the second level magnifying glass head has 2 UV purple lights on, and the third level high magnification double lens LED lights on, press again to turn off the power. 4. It can be used with an external power supply. When using an external power supply, the internal battery will automatically disconnect the power supply.