| Operating Wavelength | 1550nm ± 20nm |
| Fiber Type | 9/125 μm |
| Optical Connector Type | FC/PC |
| Detector Type | InGaAs APD |
Pulse Width | Auto adjustment |
| Max.Distance(km) | 60 km |
| Distance Accuracy (Reflection Event)(m) | ± (3m+2×10^-4×distance) |
| Ref lection Event Dead Zone (m) | 15m |
| Power Supply | AA, 3pcs |
| Battery Operating Time | >2500 |
| Auto Power-off time (min) | 10 mins |
| VFL output power (mW) | >1mW |
| Data Storage Capacity | 2000 |
Working Temperature (℃) | -5℃~40℃ |
| Storage Temperature (℃) | -10℃~70℃ |
| Dimension (mm) | 175mm×90mm×44.5mm |
| Weight (g) | 278g |