Durable adapter: This fiber optic adaptor can be reused, high precision and good compatibility. Low loss: Sleeve material design with Zirconia ceramics to reduce Insertion loss and prevents ESD damage Burning. Portable Size- This FC/LC fiber connector has mini size and lightweight. Widely application: Apply to Telecommunications-CATV Engineering and Maintenance,Optic network Maintenance,Optical Measurement drive engineering,cabling System and other fiber-optic project, excellent performance and stability at Work. Note: Due to different production batches, the product color may be different the picture has chromatic aberration. Colour: blue + silver Material: metal + plastic Size: length of about 4.5cm Package Contents: 1 * Visual Fault Locator Adapter / 3 * Visual Fault Locator Adapter Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.