100X Magnification Lighted LED Pocket Microscope - Metal Body Powerful quality microscope views objects at 100-times size - fits in your shirt pocket! Super-bright LED illuminates view area for brilliant clarity; 3 button cell batteries included Simple to use anywhere - no focusing or adjustments needed; on/off switch, storage pouch Non-magnetic metal body with mirror chrome finish, pocket clip; 4" length x 1" diameter, 3 oz weight Great for science, biology class, manufacturing inspection, hobbies