Photo 1 of QIIRUN TL537 Optical Power Meter — Fiber Light Meter -70~+10 dBm with 6 Calibrated Wavelengths, FC/SC/ST Universal Interface, 68g Lightweight Fiber Optic Tester for FTTH Splicing & Maintenance

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Photo 1 of QIIRUN TL537 Optical Power Meter — Fiber Light Meter -70~+10 dBm with 6 Calibrated Wavelengths, FC/SC/ST Universal Interface, 68g Lightweight Fiber Optic Tester for FTTH Splicing & MaintenancePhoto 2 of QIIRUN TL537 Optical Power Meter — Fiber Light Meter -70~+10 dBm with 6 Calibrated Wavelengths, FC/SC/ST Universal Interface, 68g Lightweight Fiber Optic Tester for FTTH Splicing & Maintenance