I've done it many times using regular halogen lights and LED's, but never tried them with HID's 
I'm guessing it would work fine as long as I let the ballasts cook for about 20 seconds or so, but I'm curious as to how well they'll hold up after long term use
I'm guessing it would work fine as long as I let the ballasts cook for about 20 seconds or so, but I'm curious as to how well they'll hold up after long term use