The lens of the magnifying glass, which are by strong and durable materials, also point to their practicality and usability. This magnifying glass has its own light, making it easier to use and allowing you to more easily examine jewelry. It is also quite convenient to use the portable design. Features -Color:Black -Material:Aluminum Alloy, ABS, Glass -Size:6.00X5.50X5.00cm/2.36X2.16X1.97in -Note: 30X Focusing; Batteries are not included.(3 x Button Batteries) - Clear enlarged picture, with delicate led lights, suitable for precision work, so that your observation work more smoothly. - Light weight, easy to carry. The portable design makes it easy to maintain and easy to carry around. - There is lens to meet different requirements. You can choose according to your own needs to meet all kinds of needs. - Shell adopts solid shell, ABS protection material, glass lens. It lasts longer. It will serve you longer. - With led light, it can see clearly even in dim conditions. Make your observation work more smoothly. Package list: 3 x Magnifier 3 x Storage Bag 3 x Instruction Book