... fault locating (VFL) ♦ Universal FC/PC,FC/SC,FC/ST connector type, it's convenient for surface cleaning ♦ Unique function of ... ±10nm, 2mW(typical); CW/1HzLanguageSimple Chinese/EnglishOptical ConnectorFC/UPC (universal connector)Power SupplyDC: 15V∼20V(3A), (AC adapter 100∼240V,50/60Hz ...