A. Multi-magnification lens - 2 types of interchangeable magnifiers: 2.5 x 90 mm (diameter), 7.5 x 34 mm. A useful auxiliary tool in the field of soldering and modeling. B. Reduces eye fatigue - Comes with 5 LEDs, the distance and angle of the lights can be adjusted freely. It can be used as a desk lamp. The support clamps and alligator clips are adjustable; soft and cool light for natural color and shadow-free magnification will not hurt the eyes. C. Easy to adjust the angle: Ergonomic, easy to set and adjust, complete with a metal tube, this magnifier can be freely bent to achieve a good lens position for comfortable viewing, you can place the light where your eyes need it most. D. Strong stability of the bottom plate; A useful auxiliary tool in the field of soldering and modeling, your hands can freely focus on the details. E. Application: electronic soldering, model making, stamp collecting, embroidery, antiques, biological observation, reading, etc. A useful assistant in the field of welding and modeling. F. With adjustable magnification, the auxiliary lenses are retractable and adjustable, making the use more convenient. G. 12-month warranty: worry-free warranty. 90-day return or replacement for no reason. Problems will be solved as soon as possible within 1 year. Please feel free to contact us if there is anything we can do for you. H. Features: 1. A useful assistant in the field of soldering and modeling. 2. With adjustable magnification, the two auxiliary lenses are retractable and the angle is adjustable, making the work more convenient. 3. An independent bright light with 5 LEDs is installed on the flexible metal tube. 4. The distance and angle of the lights can be freely adjusted. It can be used as a desk lamp. 5. The support pins and alligator clips are adjustable. 6. Ideal tool when a third hand is needed. 7. The surface of the base is padded with steel sheet to increase the weight of the base and enhance stability. 8. Powered by 3 AA batteries (not included). Comes with USB data cable, rechargeable. 9. Scope of application: electronic welding, modeling, stamp collecting, embroidery, antiques, biological observation, reading, etc. I. Specifications: 1. Color: black + silver. 2. Lens diameter: 90mm and 40mm. 3. Power supply: external power supply or 3 AA batteries (not included). 4. Power adapter: input 110 - 240V 50/60Hz, output: DC 4.8V 250mA 5. Welding stand size: length 6.3cm, diameter 2.7cm and 1.8cm. 6. Base size: 10 x 6.8 cm (H x W). J. Package contents: 1. 1 x stand and alligator clip. 2. 1 x USB cable. 3. 1 x user manual (English not guaranteed).