text: how do i supply power to an led lamp? what is the best way to power an led lamp, how hard or easy is it to set up a power supply to mulitple lamps, or a grid of lamps...? you need a led driver chip. here is one that can drive 1 to 8 leds from one chip.  using this chip, you can drive the leds with 1 volt to 10 volts.  it is great ! and east to use.