DataTypes error on SequelizeJS

code.js

var data = sequelize.define('NativeDataType', {
  aBoolean3: Sequelize.BOOLEAN,
  aBoolean4: {type: Sequelize.BOOLEAN}
})
console.log(data);

gistfile1.txt

{ options: 
   { timestamps: true,
     instanceMethods: {},
     classMethods: {},
     validate: {},
     freezeTableName: false,
     underscored: false,
     syncOnAssociation: true,
     paranoid: false,
     whereCollection: null,
     schema: null,
     schemaDelimiter: '',
     omitNull: false,
     hasPrimaryKeys: false },
  name: 'NativeDataType',
  tableName: 'NativeDataTypes',
  rawAttributes: 
   { aBoolean3: 'TINYINT(1)',
     aBoolean4: { type: 'BOOLEAN' },
     id: 
      { type: 'INTEGER',
        allowNull: false,
        primaryKey: true,
        autoIncrement: true },
     createdAt: { type: 'TIMESTAMP WITH TIME ZONE', allowNull: false },
     updatedAt: { type: 'TIMESTAMP WITH TIME ZONE', allowNull: false } },
  daoFactoryManager: 
   { daos: [ [Circular] ],
     sequelize: 
      { options: [Object],
        config: [Object],
        daoFactoryManager: [Circular],
        connectorManager: [Object],
        importCache: {},
        queryInterface: [Object] } },
  associations: {},
  validate: {},
  primaryKeys: {},
  primaryKeyCount: 0,
  hasPrimaryKeys: false,
  autoIncrementField: 'id',
  DAO: { [Function] super_: [Function] } }