1. Weight: 39 grams (including the protective case). 2. Color: White. 3. Dimensions: 8.2 cm (length) × 3.0 cm (width) × 1.8 cm (height). 4. It is equipped with an on/off button. 5. This is a precious zoom microscope with illumination function, with a magnification of 160x - 200x. 6. It can be adjusted by turning the knob, and the bulb can illuminate the object being observed. 7. This 160x - 200x microscope is suitable for enthusiasts, collectors, electronic engineers, scientists, and students. 8. It is compact in size and can be placed in a pocket or wallet. 9. This 160x - 200x microscope emits white light. 10. It is powered by 3 LR1130 button batteries. 11. This microscope is also suitable for antique enthusiasts and collectors. 12. It comes with a black artificial leather protective case to prevent the microscope from being scratched, etc. 13. Package contents: - 1 mini 160x - 200x zoom LED pocket microscope. - 3 LR1130 batteries. - 1 black artificial leather protective case. 14. Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product. The allowable measurement error is ±1 - 3 cm.