... decent appearanceLarge LCD, easy operationApplicationsMaintenance in TelecomMaintenance CATVTest Lab of optical fibersOther Fiber Optic MeasurementsSpecifications TypeTAM8702Wavelengths(nm)6501310/1550850/1300850/1300 ... ModelsTAM8702 Optical Light Source, Protective Rubber Boot, 3pcs 1.5V batteries,Instruction Manual, Cotton Tampon and Soft carrying case. china Optical laser Source ...