I was thinking of using a 1200W Mar II LED for flowering. It's only $500, ive looked at other brands like solarflare and they're a couple thousand.Should I buy the flowering spectrum for $100 extra? Anyone have any suggestions on LEDs or alternative brands? This is the link... http://www.topledgrowlight.com/led-grow-light/led-grow-light/mars-ii-led-grow-light-1200w.html#.U5OT1bVOXcs Ships from China.. any concerns? Thanks guys.