DP4 seris 4 1/2 digit panel meter Origin:China packaging:paper box dimension:96*48*100 Weight Abt. 350g optional model: AA/AV/DA/DV With optional Analog function (4-20mA, 0-20 mA) With data hold function Display range: +19999 Setting Range +1999-1999 Polarity display ?攄isplayed automatically(only DC) Overflow indication ?000攆lash ?000? Insulation Impedance ≥20MΩ Insulation strength AC 1500V 1min Noise elimination ratio ≥NMR 40Db (50Hz/60Hz) Power supply 85-265V ac/dc Power Consumption Abt. 3.5AV Operating temperature humidity 0～50℃, <85% RH