De or het alkalinebatterij?

The correct Dutch article is:

de alkalinebatterij

Rule Words ending in -ij and -erij: usually de. See the rule

How to use alkalinebatterij

the alkalinebatterijde alkalinebatterij
this alkalinebatterijdeze alkalinebatterij
that alkalinebatterijdie alkalinebatterij
our alkalinebatterijonze alkalinebatterij
your alkalinebatterijjouw alkalinebatterij
every alkalinebatterijelke alkalinebatterij
which alkalinebatterij?welke alkalinebatterij?
a big alkalinebatterij / the big alkalinebatterijeen grote alkalinebatterij, de grote alkalinebatterij