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As a new generation of energy saving LED tube light, although it has appeared for only a few years from the earliest to now, the rapid development witnessed the process of the product constantly improving and innovating.  The first generation LED Tube light  The shell of early (around 2005) led tube light is made of plastic, used F5 straw hat led lamp beads as lamp beads, the fiberglass board is used as circuit board, power supply is built-in non-isolated power supply,
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