Want something like this, make sure the fine details of the card show that it's a 5V coil relay and not 12V.
Seem to be a lot that say 5V, but show 12V relays.
http://www.ebay.com/itm/16-Channel-5V-Relay-Module-for-Arduino-DSP-AVR-PIC-ARM-/250839985232?pt=LH_DefaultDomain_0&hash=item3a673a6c50
The description says it can be directly controlled, the data presented does not show how that is done.