How many days it takes to clear custom on a small package from China via DHL air?

I m expecting an package from China sent by DHL, anyone knows how many business days usually take to get clear from custom? The package content is used sample of plastic material, box weight only 3 ib. Thanks I in FL and expecting a package, it arrived at LA port on the 13th; they told [...] http://bit.ly/p4o1Pr