Light tube and power supply circuit

摘要: A replacement light tube for replacing a fluorescent includes bulb portion extending between first end and second end, the comprising support structure, plurality of white emitting diodes (LEDs) an elongate light-transmissive cover. The structure has surface end. LEDs are supported by arranged cover extends over structure. cap disposed on respectively, each configured to fit with socket tube. power supply circuit is provide LEDs. emit through at least packaged inside one caps.