Which light should i buy?

1000w hps bulb - eBay (item 110234095317 end time Mar-20-08 23:10:13 PDT)

400 Watt w HPS grow light bulb hydroponics High Output - eBay (item 290215292417 end time Mar-24-08 12:39:50 PDT)

any input on them would be appreciated.

depends... do you already have the ballast and hood?

oh ya forgot about that....no..wud i need one 4 the 400w?

you would need one for either. check these out. these would be your best bet depending on how much your trying to grow and how you are going to set it up.
400 watt HPS Grow Light Kit Hydroponic Sodium Lamp - eBay (item 270220499657 end time Mar-26-08 19:04:59 PDT)

1000 watt MH HPS Switchable Grow Light Kit 2 bulbs - eBay (item 270221098182 end time Mar-25-08 19:03:13 PDT)

i hope that helps...

you could also get a air cooled hood if temperature is an issue.

hmmm ok thanks