int level = 2, version = 1;
UnitDefinition ud = new UnitDefinition(level, version), ud2;
ud.addUnit(new Unit(Unit.Kind.VOLT, 2, level, version));
ud.addUnit(new Unit(Unit.Kind.SIEMENS, 4, level, version));
ud.addUnit(new Unit(Unit.Kind.AMPERE, 1, level, version));
ud.addUnit(new Unit(Unit.Kind.WEBER, 0, level, version));
Unit u = new Unit(Unit.Kind.WATT, 3, level, version);
u.setMultiplier(5.3);
// u.setOffset(-271.15);
ud.addUnit(u);
ud.addUnit(new Unit(Unit.Kind.NEWTON, 2, level, version));