I HAVE CONVERTED AN OLD FREEZER BOX INTO MY BABY ROOM. WIRED PLUGS INTO THE UPPER SHELVES, FILLED IT WITH CFL'S, CUT A HOLE IN THE BOTTOM AND SCREENED IT.AND WA LA. THE FAN ALWAYS MOVES AIR, AND A THERMOSTAT BRINGS IN COOL AIR IF IT GETS TOO WARM. WORKS WONDERS.