The Encircled Flux Compliant Test Reference Card Kit is for testing 62.5? m SC terminated fibers. Now, with on-board fiber modules, you can certify fiber optic cabling. These modules then enhance certification with two-fiber, dual wavelength testing and professional documentation of test results using LinkWare. Included is two 2m EF-TRCs with SC/SC and two 2m TRCs with SC/SC.