Description: KC-281 series fiber breakpoint detectors （simple OTDR) was the latest patent product of our company. With portable type ABS engineering plastic shell, it has two fiber interfaces; one was mainly use for measuring the length and locate the breakpoint, fault point of a cable. The other fiber interface transmission red visible light of 650nm, special for detect the breakpoint or serious fault point in cable tail and jumper, Also for fiber end-to-end detection without cutting fiber. Features: Handhold, portable appearance design One special interface for cable length measuring Maximum display 5 fault point One special visible light fault locator interface 5 bit digital value display Measured fiber end situation display Auto-shutdown in 5 minutes. Power consume display