20140042910 | ENERGY-SAVING ILLUMINATION DEVICE HAVING BRIGHTNESS ADJUSTING MODULE - An illumination device includes a lamp holder, a light source, a brightness adjusting module, a light sensing unit, and a driving control unit. The lamp holder defines an inserting groove according to a connector placed above a circuit board. The automatically brightness adjusting module includes a connecting port, and is inserted into the inserting groove. The connecting port is electrically connected to the connector. The light sensing unit is position on the automatically brightness adjusting module, for receiving a light intensity and emitting a signal according to the light intensity. The driving control unit is positioned on the automatically brightness adjusting module, and electrically connected to the light sensing unit and the connecting port, for receiving the signal and emitting a driving signal, thus the light source emits lights of an corresponding illumination intensity according to the driving signal. | 02-13-2014 |