... , we recommends: Portable crane scale(OCS-M), High-heat proof crane scale(OCS-G), Heavy duty crane scale(OCS-Z),wireless crane scale ... (OCS-E)Certificate: CE approval, ISO9001 ModelCapacity ... (kg)Resolution(kg)Division(kg)OCS-1-B10000.50.5/0.2OCS-2-B200011/0.5OCS ...