โ†‘RGB LED ์‚ฌ์ง„ ์กฐ๋ช… ์›๊ฒฉ ์ œ์–ด ์กฐ์ • ๊ฐ€๋Šฅํ•œ ์ƒ‰์ƒ์œผ๋กœ ํœด๋Œ€์šฉ ์ง€ํŒก์ด ํœด๋Œ€์šฉ LED ๋น„๋””์˜ค ๋ผ์ดํŠธ USB ์ถฉ์ „์‹ - TopDealBox