| 摘要 |
<p>A band light device using an LED is disclosed. The band light includes a band wearing part which is composed of an inner side with a constant curvature and an LED mounting side with an irregular surface gradient, an LED source unit which includes a flexible printed circuit board (FPCB) body which is attached on the inner side of the band wearing part and a plurality of LED lead wires which are extended from the FPCB body and are attached on the LED mounting side of the band wearing part, a power supply unit which supplies power to the LED source unit, and a switching unit which is connected between the power supply unit and the LED source unit and switches the power supplied from the power supply unit to the LED source unit.</p> |
