member 30 extending upwardly from a top of the central member 10 a solar panel 40 supported by the supporting member 30 and a sleeve 50 connected with a bottom portion of the central member 10 the led lamp 100 can be held at a predetermined position by a lamp pole 60 the central member 10 is a hollow and prism shaped box to receive related electronic components not shown including a storage battery a charger and a controller therein the central member 10 has a top end portion thereof tapering along a bottom to top direction to define a plurality of slantwise mounting surfaces 12 on a circumferential periphery thereof number of the mounting surfaces 12 is identical to that of the lamp bodies 20 in this embodiment the amount of the mounting surfaces 12 is four and the amount of the lamp bodies 20 is also four referring also to fig3 the lamp bodies 20 are attached to the mounting surfaces 12 of the central member 10 and extend upwardly and radially from corresponding mounting surfaces 12 each of the lamp bodies 20 comprises a housing 22 a heat sink 24 secured to the housing 22 an led module 26 attached to the heat sink 24 and an envelope 28 engaged with the housing 22 to cooperatively receive the heat sink 24 and the led module 26 therein the led module 26 faces the envelope 28 light generated by the led module 26 radiates out.