What camera resolutions does Asus Zenfone 5 Lite ZC600KL feature?

Here are details about the Asus Zenfone 5 Lite ZC600KL's camera sensors:
Rear Camera : 16 megapixel
Front Camera : 20 megapixel
Camera Options : 16 MP, f/2.2, 26mm (wide), PDAF
Unknown MP, 13mm, no AF