| 摘要 |
PURPOSE: An LED lamp is provided to stably supply power to an LED in an outage by including a rechargeable battery. CONSTITUTION: An LED lamp(10) includes a controller(1), a rechargeable battery(2), an LED(3), a charger, and a waterproof unit. The waterproof unit blocks the entry of moisture to the LED lamp. The charger includes a power device for charging the battery. A controller controls the charging of the battery and the on/off of the LED and supplies power to the battery in an outage.
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