I built my own. Couldn’t fit 3lbs in one. Doubled up 2” foam sheets to make 2x2x4’ cabinet. Used the dehu everyone has and 2 double peltier units 2x140w. Made 12 shelves with stainless mesh and plastic corners and ran INKBIRD temp/rh units with a 2circulating fans, 12v 30amp psu. First run...