LC optical fiber connector joins two LC duplex fiber patch cables to international standard,signal transmission is fast,and more stable. ???Waterproof and Dustproof???Waterproof level reaches IP68, which is very suitable for applications in harsh outdoor environments. Prevent the network parts from moisture and dirt for quality connections. ???Good Performance???Standard metal parts, standard ceramic insert, imported raw materials for shell, flame retardant and UV resistant, durable and long life. ???Widely Application???This Multimode Fiber Optic Cable Adapter is suitable for waterproof and fast connection of communication control of ADSL network cable and LED, LCD and other new photoelectric products.such as outdoor LED equipment, CCTV(closed-circuit monitor series), factory automation control, etc. ???Easy to Use???Female to female optical coupler, Directly pass through, plug and play.No configuration required, no harm to original cable, no signal degradation.