visual fault locator 30mw 30km, vfl tester kit include single mode 9/125um fc male to lc female adapter, red light pen for fiber network cab

easy to check fiber faults excellent function - this vfl device is portable and easy for a field test with multiple functions such as constant output power, lower battery warning, long battery life, and long-distance detection. widely used - 2.5mm universal connector - the connector of the detector is compatibly designed for st, sc, fc interferes both in circle and square shape of different fiber optic cables. long output distance - this visual fault locator with battery output strong red light goes 20-30 kilometers far, high effective power circuits allows for stable power. practical design.syi