Utterly assembled and able to make use of. Includes a built-in top-output ballast and a security feature that allows you to shut off the sunshine if bulbs are got rid of or burn out all through operation. 120-277V/60Hz input, 1.0-0.45Amps. Includes dual 55W Compact T5HO 6400K bulbs and 8 ft 120V power cord. Measures 24″ x 12″.