... 850nm, 980nm, 1300nm, 1310nm, 1550nm, 1490nmPower testing range (dBm)-50~+ 26 or -70 ~+10 Uncertainty±5%Resolution Linearity: 0. ... (°C)-30~+60Weight (g)290Dimension (mm)160×76×28Power3.7V2500mAh rechargeable lithium battery Battery working duration(h)175Low voltage warning≤3.4VAuto ... ST800HPower Test Range(dB)ConnectorST800H-A-50~+26FC, ST, SCST800H-B-50~+26FC, ST, SC, LCST800H-C-70~+10FC, ST, SCST800H- ...