日本三和sanwa数字万用表CD-800a 日本三和sanwa数字万用表CD-800a CD800a Tough body cover Calibration available products 4000 counts Best accuracy 0.7％ Auto power off(30min.)(cancelable) Low power ohm(input voltage 0.4V)at continuity range Solid & portective body cover that can also be used as a tilt stand Chip resister holder behind the body cover