... lind .It is mormally used between the optical line teminal with the optical cable terminal box with thick protection layer. ... single amplitude,30min each directionDrop test Drop highth:1m, fiber longth:1m, drop time:5 timesDurability 1000 timesAnti-pull power ... optical fiber(patch cord) optic communication equipment,optic cable ,electric cable ,adaptor,attenuator,conector ,lan cables(cat5e.cat6e ), ...