Features: and Operation is simple and intuitived, can be observed by the eye. Singlemode and multimode optical fiber be applied. Unique design, safety, reliability and low insertion loss of optical fiber. Without any dielectric core and epoxy adhesive and the through hole, easy to insert, bare fiber pull-out and repeated use. Insert core and connector modules can be replaced, can be applied to a variety of changing needs. Specifications: Material:ABS+metal Type:LC-UPC-Round/LC-APC-Round/SC-UPC-Round/SC-APC-Round/FC-UPC-Round/FC-APC-Round/ST-UPC-Round/SC-UPC-Square/SC-APC-Square/FC-UPC-Square/FC-APC-Square/ST-UPC-Square UPC:Approx.46.5x11mm/1.83x0.43inches APC:Approx.45.5x11mm/1.79x0.43inches Package Includes: 1x Optical Fiber Connector note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.