Smart Mouse NF-916S Optical Power Meter Red Light All-in-One Network Cable Tester Network Tester High-Precision Single-Head

4. Measurement Range and Accuracy

5. Features

• Automatic cable crimping detection (can test with only one end crystal head, unlike traditional testers)
• Supports quick and slow line pairing tests (0.5s / 1s)
• Reference function for power measurement
• Frequency tones: 270Hz, 1KHz, 2KHz for line testing
• Red light modes: constant on, slow flash, fast flash; red light power 10mW
• Automatic power off after 30 minutes of inactivity
• Overheat and input protection
• Wavelength memory function
• LED illumination light for working in dark environments

6. Interfaces

• Universal 2.5mm optical interface compatible with FC, SC fiber connectors (adapter interchangeable)
• RJ45 network interface
• Type-C charging port

7. Power Supply

• Built-in 700mAh polymer lithium battery

8. Construction and Protection

• ABS engineering plastic body with silicone edge protection for shock absorption and drop resistance
• Silicone protective caps for optical and interface ports to prevent dust and damage
• Ergonomic silicone buttons with anti-slip texture for sensitive operation

9. Dimensions

10. Additional Notes

• High-definition color display screen
• Supports single-ended crystal head crimping test
• Portable and convenient for field work
• Detailed craftsmanship with protective caps and robust design for durability
• Includes remote unit for extended testing capabilities