We just provide KPM-35 with -70~+10dB Measurement Range
Wavelengths(nm) 850/980/1300/1310/1490/1550/1625nm Measurement Range -70+10dBm Optical Connector 2.5mm universal interface Power Supply Alkaline battery (3AA 1.5V battery) ResolutiondB 0.01 Dimensions/Weight 160x85x45mm / 220g 1 2.5mm universal interface + SC Adaptor 2 Typical output power-5dB 3 SM wavelengths 1310nm/1550nm+MM wavelength 850/1300nm 4 Silicon shell protection design, drop proof 2m 5 LED backlight function, can work in dark environment 6 Dimensions / Weight: 160x85x45mm / 220g 7 Detchable protective sleeve 8 Automatic shutdown Features for KPM-35: Features for KLS-35-MS