Binocular head-mounted magnifier for maintenance Professional tool for hash board repair - headband magnifier with LED light. This magnifying glass provides 10 times (two), 15 times (two), 20 times (two), 25 times (two) four sets of magnification lenses with different magnifications, the lenses are all 16mm optical lens materials, achromatic, reducing dispersion, the 20x and 25x mirror groups are double-piece combination structures. There are LED light sources on both sides, independent switches on both sides, and can be moved horizontally. It is suitable for various purposes such as miner maintenance, clock maintenance, circuit maintenance, mechanical maintenance, manual work, and play identification.