| 摘要 |
An LED illuminating device includes a base plate, a substrate mounted on the base plate, a connector, a hollow heat sink including two opposite open ends and at least one support portion formed at an inside lateral surface thereof, and a driving circuit. The base plate and the connector are respectively connected to the two opposite open ends of the heat sink. A top wall of the at least one support portion contacts and supports the base plate for transferring the heat generated by the LEDs from the base plate to the heat sink.
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