The present invention relates to an illuminating lamp, which includes at least a light emitting diode, and a reflecting sheet facing the light emitting diode. The present invention can obtain illuminance needed by illumination. It can use daily illumination and save power, it has soft light beam, simple structure and long life. The light emitting diode has natural life for about 50 thousand hours in normal use. The other kind of light source cannot achieve the effect described above. It is especially suitable for mountainous area and a pasturing area where environmental protection energy and solar energy is used.
