Mini Ruler with Solar Calculator & Magnifying Glass - 10cm Multifunctional (Green)

The product is a mini ultra-thin ruler with a built-in solar-powered calculator and magnifying glass, offering a compact and multifunctional tool for students and office workers. Designed for convenience, it combines essential measuring, calculating, and magnifying functions in a sleek 10cm design, making it ideal for school, office, and everyday tasks.