Senko Power Meter MM 850/1300 2 Digits

The Power Meter measures power 850nm/1300nm (Multimode) Wavelength (Multimode) 850 nm/ 1300 nm Optical Power Range (Multimode) -30 dBm~ -15 dB Battery AAA 1.5VX2 Resolution 1 dB/ 0.1dB Fiber Connector Universal Type Display 2 digits/3 digits LED Operating Temp. 0~ 50°C Storage Temp. 0~ 70°C Storage Temp. 0~ 70°C