I am in urgent need for a temporary PSU. Since I don't understand much about PSU's I will ask here. Which one is of these "noname" PSU' s is "better" or safer to use.
http://i47.tinypic.com/2qt8z0l.jpg
vs
http://i49.tinypic.com/2czss3o.jpg
http://i47.tinypic.com/2qt8z0l.jpg
vs
http://i49.tinypic.com/2czss3o.jpg