| 摘要 |
<p>PURPOSE: An LED lamp with a timer function and a method for controlling the LED lamp are provided to include a battery in an LED lamp to use an LED lamp even during blackout, thereby increasing the convenience of a user. CONSTITUTION: A controller(18) variably controls the light-on brightness of an LED(22). A timer unit(20) selects the light-on time of the LED. A power supply unit(10) receives power from the outside. The LED emits light by the power. A battery unit(16) is used as auxiliary power during blackout.</p> |
