1.Digital load cell 2.Wireless and Battery 3.connect with RS232,RS485 Specification Item\ ParameterC3UnitRated load (Emax):10,20,30,40,50tMaximal numbers of load cell verification Intervals (Nlc):3000dMinimum load cell verification intervals Intervals ( Vmin):0.01% of rated loadRated output (Cn):30,000 or 100,000dCombined error:0.015-% of rated outputTemperature effect on sensitivity(Tkc):0.0012 ...