Ko te incubator kararehe he i roto i te pāmahana me te haumākū tonu, a ka taea te whakamahi hei waahanga tiaki kaha. Ka whakamahia te nuinga mo te whakaora i muri i te mahi me te tiaki hauora. Ka taea te whakauru ki tetahi taputapu tuku hāora hei tuku hāora ki te kararehe.