You'll find a plethora of useful advise here. You'll also find our community to be friendly, supportive and resourceful.
I personally use Reptisun (100w) for uva/uvb light and heat (All in one bulb).
you can get them as cheap as $40 but usually go for around $60-$70.
My cages also have a t5 fixture with 2 bulbs strictly for plant growth (and illumination for the colors of the cham).