Yea i will work with that for now, and when i hit it rich (Or get hired for once) I will get them USA lights.You don't need a wave maker or even lights for the tank. (I still wouldn't trust a severum with shrimp) Just make sure you don't have a canopy, and the room is well lit with either sunlight or room light.
BTW vampire get from 4-6 inchs, Do you think they are safe?