ampere meter 1.accuracy 0.5% 2.zero contact adjustment 3.measurement for ampere 4.size 92*45mm ampere meterfeature1. use SCM function, fast automatic measuring range0.0000-20000V2. high luminance LED display, clear, max. display 99993. zero position doesn`t have the drift, internal include automatic 200 aligment4. discription 4-20mA connection5 .the unique peak maintaining, checking or displaying ...