18" LED light

18" LED light LED SPOT LIGHT par led light是什么灯? 英语翻译LED Ceiling light seriesLED light belt seriesLED display LED Mini-high day light 是什么灯 DRL（LED Daytime running light） 什么是LED?LED Light Emitting Diode（发光二极管）的缩写 LED light bar 是什么?LED light bar with sensor 中的sensor 是什么? light up your life with led spotlight!此句有没语病? How much is 1 LED lamp high intensity light? LED light LED light bar分多少种?从哪些方面可以区分是顶部发光还是侧面发光的? Energy Saving Light Bulbs 和led light bulb 有什么不同