... certification 4.WAVELENGTH :635-680MM LED remote pen tester , ORP pen tester , automotive LED tester The NS-LS650M/P Pentype VFL is specially designed ... : CW, FLASH10,WAVELENGTH :635-680MM11,APPLICABLE FIBER: SM,MM12,CONNECTOR: MULTI-PURPOSE ADAPTIVE INTERFACE13,OPERATING TEMPERATURE: -10 ° C - +60 ° C14,BATTERY ... ),AA * 2(NS-LS650P) NS-LS650M/P LED Remote Pen Tester