What's up everyone , I'm new to all this is have 2 marshydro reflectores 96 ,,,, 2 marshydro 300watt ,, and 2 400watt hps thy still new but I will be using them soon ,, I have a question my reflector 96 have veg and bloom I'm going to start with them well just one of them I got my lights from amazon nothing came in the box but just the light no instructions , can someone please tell me how far do I keep the light from the babies I don't want to hurt them at all ..