JJ-A series electronic balance: 1. Capacity:200g~1000g 2. 15mm ... units:g,ct,ozt,oz,GN,dwt,lb JJ-A series electronic balanceFeatures:JJ-A series electronic balance has a solid case ... %, 50Hz±1Hz DC6V/300mA Operation temperature0~40°CHumidity≤80%RHInterfaceRS232 JJ-A series electronic balance