**Advantages**:
1. Versatility: Tests Cat7, Cat6, Cat5 cables.
2. Dual-functionality: Suitable for both RJ45 network cables and RJ11 telephone cables.
3. POE (Power over Ethernet) testing capability: Essential for verifying POE devices and setups.
4. User-friendly interface: Simplifies the testing process.
Disadvantages:
May not support newer or niche cable standards beyond Cat7.
Reliability concerns with continuous heavy-duty usage.
Battery life could be limited, especially with extended POE testing.
May require periodic calibration for accurate results.
Problems and Solutions:
Problem: Misreading results due to dim display.
Solution: Ensure the device is charged fully and operate in well-lit areas.
Problem: Inconsistencies in testing results.
Solution: Check for any bent pins in the connectors and ensure cables are firmly seated.
Problem: Difficulty in understanding error codes or signals.
Solution: Refer to the user manual or manufacturer’s website for a detailed explanation.
