QJ43/QJ45 Portable Line Fault TesterDetailed product description：

The QJ43/QJ45 portable line fault tester cleverly forms various types of return line testing circuits based on the bridge principle, and is used to detect faults such as grounding, mixed lines, misconnections, and disconnections in communication cables or overhead lines. It is also suitable for general resistance precision testing.

measurement range	Minimum step	accuracy	Scale cm3	Weight kg
1Ω~1111000Ω	0.001Ω	zero point one	26×22×14	two point three

QJ43/QJ45 portable line fault tester