DP4 series digital panel meter: feature: 1.Display:-19999-----+19999; 2. with track function and voltage/ampere range transfer free setting; 3.with RS485 communication (be ordered); 4.with 4--20mA current analog output; 5. with Hi/Lo thumb switch setting; 6. size:48H*96W; 7. Accuracy: 0.1%--0.2% FS; 8.Range: AV/DV: 0.2V/2V/20(10)V/200(100)V/600V; AA/DA: 2mA/20/200mA/2A/10/20/30/40 /50A/100/200/300/400/500/1000/2000A. Product dimension: 48*96mm one product in one standard paper box, weight:350g/pcs.