Product parameters
Standard wavelength	850~1625nm
Power supply mode	AAA*2, LIB (900mAh)
Measuring range	-70~+6/-50~+26 (dBm)
Product size	125 × 40 × 17mm
Measurement accuracy	±5%
Product weight	46~59g
Frequency recognition	0/270/1000/2000Hz
Display resolution	Linear: 0.1% / Logarithmic: 0.01dBm