Features: The microscope also includes a built-in LED light that provides a bright, clear for image, along with a rubberized eyepiece for comfortable viewing. Compact design provides 50X magnification can be adjustable. 50X magnification range making it easy to examine blood samples, bugs, and anything else that's worthy of a closer look. Powerful magnification allows you to see intricate details with amazing clarity. Adjustable, low power consumption, clear observation. You can take the lightweight microscope along wherever you go--whether it's a school field trip or a visit to a friend's house. Specifications: Material: Plastic+Metal+Glass Magnification: 50X Illumination: 2 LED Light Batteries: 3x LR927 (NOT included for safety) Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1X LED Pen Microscope