Ke fili ʻa e wattage ki he ngaahi maama ʻo e fakamoʻoni fakaʻauha ʻi ha fale ngaohiʻanga, kuo pau ke ʻuluaki fakakaukauʻi ʻe ha taha ʻa e maʻolunga ʻo e fale. ʻOku ʻoatu ʻi lalo ha maʻuʻanga fakamatala mei heʻetau ngaue retrofitting ki ha fale ngaohiʻanga ukamea.
Naʻa mau fakaʻaongaʻi 150W ngaahi maama ʻo e fakamoʻoni fakaʻauha, fokotuʻu ʻi ha tuʻunga maʻolunga ʻo e 8 mita ʻe taha mo e Vahavaha ʻo e 6 mita ʻe taha ʻi he vahaʻa ʻo e maama takitaha, aʻusia ha ʻavalisi ʻo e maama ʻo e 200 Lux, ʻa ia ʻoku fenapasi mo e tuʻunga moʻui fakafonua (GB50034-92) ʻo e 200 Lux.