... ,ozt,oz,GN,dwt,lb JJ-A series electronic balanceFeatures:JJ-A series electronic balance has a solid case, advanced circuit. It ... the main part of JS series hydrostatic scale, there is a scale hook at the bottom. The under floor weighing ... 300g0~500g0~600g0~1000gCalibrating weight200g200g500g500g1000gDimension of platformΦ135mmVolume325(L)×211(W)×110(H)mmPower supply AC220V±10%, 50Hz±1Hz DC6V/300mA ...