Patent ID: 8087807

Claim:
An LED (light emitting diode) lamp, comprising: a plurality of LED light units juxtaposed together and placed side by side, each LED light unit comprising a heat sink and a plurality of LED modules engaged with a bottom of the heat sink; a connecting member engaged with first ends of the LED light units; a mounting member engaged with second ends of the LED light units; and two strengthening members extending through two outmost side portions of the LED light units and connecting the connecting member and the mounting member to support the LED light units; wherein the heat sink of each LED light unit is made of aluminum extrusion and is extruded along a direction from the first end to the second end of the heat sink; and wherein the heat sink comprises a heat spreader and two walls extending downwardly from two lateral edges of the heat spreader, each wall defining a through hole along the extruded direction of the heat sink, each strengthening member being received in a corresponding through hole.