I have one Handheld Variable Optical Attenuator and want to sell it S$3600/set

Specs as following:
|
Testing Wavelength: |
1310nm / 1550nm |
| Attenuation Range: | 0dB - >50dB (ex. insertion loss) |
| Accuracy: | 0dB - 20dB (<= +/-0.1dB) |
| Resolution: | 0.1dB |
| Insertion Loss: | < 2dB |
| Attenuation Repetition: | 0.05dB |
| Return Loss: | > 60dB (APC); > 50dB (UPC) |
| Battery Operating Time: | > 25hrs |
| Fiber Type: | SM 9 / 125um |
| Optical Connector: | FC, ST, SC (Standard) |
| Dimension: | 17.3 x 9.0 x 4.2cm (Wrap) |
| Weight: | 450g |
Accessories:

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