... splicing machine, attenuator, talk set, fiber identifier optical fiber test device, power meter, laser source, otdr, fusion splicing machine, attenuator, ... -50~+26Measurement accuracy±5%Power supply2×1.2V nickel-hydrogen rechargeable batteriesExternal dimensionsmmL×H×W:140×72×38Weightkg0.25Operating ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Optical fiber test device