turning to fig1 and 12 a third alternate embodiment of the led assembly 300 is shown the reflector cup 302 includes both a circular hole 304 and a slot 206 in the rear thereof the important aspect of the present invention is that the spreader plates 110 210 or 308 are in flush thermal communication with both the rear surface of the led 12 and the rear surface of the reflector cups 102 200 and 302 to allow the heat to be transferred from the led 12 to the reflector cup 102 200 and 302 turning to fig1 and 14 a fourth alternate embodiment of the led assembly 400 is shown the reflector cup 402 is configured to receive the entire led 12 within the front of the reflector cup 402 the important aspect of the present invention is that the reflector cup 402 is metallic and thermal and electrically conductive the rear surface of the led 12 and one contact 22 thereof are in contact rear wall 404 of the reflector cup 402 in this manner the reflector cup 402 provides both means for heat transfer from the led 12 and electrical conductivity to one lead 22 of the led 12 the second lead 24 of the led 12 extends through a hole 406 in the reflector cup 402 and is in electrical communication with the circuit board 408 a battery contact 410.