Product parameters
Standard wavelength	850~1625nm
Data storage	40
Measuring range	-70~+6/-70~+10/-50~+26 (dBm)
Power supply mode	AAA*2, LIB (600mAh)
Measurement accuracy	±5%
Product size	118 × 69 × 30mm
Frequency recognition	0/270/1000/2000Hz
Product weight	127~146g
Display resolution	Linear display is 0.1%, logarithmic display is 0.01dBm