weighing meter: 1,Three power sources:Um1 dry cell,6V3.2Ah storge cell and alternating current. 2,Drive up to 4 load cell Meter:1,They are weighing scale indicators for weighing counting and pricing.2,Auto Zero Function.3,LED or LCD display.4,Drive up to 4 350 ohm load cell.5, high-precision A / D conversion 6, High stability and reliabilityTechnical specification:1.Power supply:AC 220V ±10%,50- ...