| Identified Wavelength Range | 800-1700nm |
| Identified Signal Type | CW, 270Hz±5%，1kHz±5%，2kHz±5% |
| Detector Type | InGaAs 2pcs |
| Adapter Type | Ø0.25 / Ø0.9/ Ø2.0/Ø3.0 |
| Signal Direction | Left & Right LED |
| Singe Direction Test Range (dBm, CW/0.9mm bare fiber) | -46~10(1310nm) |
| -50~10(1550nm) |
| Signal Power Test Range | -50~+10(dBm,CW/0.9mm bare fiber) |
| Signal Frequency Display (Hz) | 270, 1k, 2k |
| Frequency Test Range (dBm, Average Value) | Ø0.9, Ø2.0, Ø3.0 | -30~0 (270Hz,1kHz) |
| -25~0 (2kHz) |
| 0.25 | -25~0 (1kHz,2kHz) |
| -20~0 (2kHz) |
| Insertion Loss (dB, Typical Value) | 0.8 (1310nm) |
| 2.5 (1550nm) |
| Alkaline Battery | 9V |
| Operating Temperature | -10℃~＋60℃ |
| Storage Temperature | -25℃~＋75℃ |
| Dimension/Weight | 195X30X27mm/200g |
| Package | X-5004 fiber identifier; user manual; fifiber adapter; soft carrying bag |
