Features Easy To Install: This microscope screen holder is easy to install, you just need to use a small wrench to loosen the screws, adjust the angle and then lock it, then align the screws to the right position and tighten it to fix it. Excellent Aluminum Alloy Material: This microscope screen holder is made of excellent aluminum alloy material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. Wide Compatibility: This microscope screen holder is compatible with most LCD digital microscope monitors, such as 10. 1 inch, 11. 6 inch, 13. 3 inch monitors. Multiple Holes Design: This microscope screen holder has multiple screw holes, you can choose according to your needs to adjust the height. Wide Application: This microscope screen stand has a wide range of applications and can be used at home, school and laboratory. Specification: Item Type: Microscope Screen Holder Material: Aluminum Alloy Package List:1 x Microscope Screen Holder1 x Accessory1 x Small Wrench Package List 1 x Microscope Screen Holder 1 x Accessory 1 x Small Wrench