... single amplitude,30min each directionDrop test Drop highth:1m, fiber longth:1m, drop time:5 timesDurability 1000 timesAnti-pull power ... manufacturing optical fiber(patch cord) optic communication equipment,optic cable ,electric cable ,adaptor,attenuator,conector ,lan cables(cat5e.cat6e ), ... transceiver(can do some brands with lower prices,such as Cisco, 3COM, H3C, HP, Extreme, Juniper, Ruijie, Zyxel, ...