Microscope 40X-640X Optical Glass Lens All-Metal LED Biological Compound Monocular Microscope with 16X Eyepiece Cellphone Digiscoping Adapter for Capturing The Micro World in The Screen Large Range of Magnification: Objectives 4X, 10X, and 40X with eyepieces WF X10 and 16X Eyepiece Cellphone Digiscoping Adapter giving a magnification range of 40X-640X. LED illumination system uses AC 110V power adapter (adapter included) and all optical glass elements includes single lens condenser with disc diaphragm. Fully-coated glass optics, all-metal framework body with monocular. Comes with a smartphone digiscoping adapter with 16X eyepiece, Capture beauty in the micro world with the adapter. LIFETIME WARRANTY GUARANTEE - Reliable and friendly customer service, if you have any questions, please contact us at any time.