Crossroads Traffic Light Nrog Countdown Timer

High Brightness thiab Clear Display: Nruab nrog high-brightness LED teeb qhov chaw, muab kev pom tseeb ntawm qhov ntev. Lub teeb ci LED muaj lub neej ntev txog li 50, 000-100,000 teev nrog qhov ci ntsa iab tsawg, ua kom pom tseeb meej txawm tias huab cua hnyav.

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