Kusungunuka kwapamwamba kwambiri koyenera kupangidwa ndi khoma lopyapyala komanso lovuta, pamwamba powala pang'ono, kulimba koyenera komanso mphamvu yokoka, kupanga mawonekedwe othamanga, kufalikira kwa utoto wabwino, kupsinjika kochepa, kutsatira RoHS.