2 in 1 optical power meter -70dBm~+10dBm fiber tester 10km light multimeter decay 7 wavelength with red light pen 10mw VFL

2 in 1 optical power meter -70dBm~+10dBm fiber tester 10km light multimeter decay 7 wavelength with red light pen 10mw VFL
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sku: 1005007291361979
$30.82
Shipping from: China
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