This shows why I don't think secret IDs work in real life.
Jefferson goes and talks to Two Butts or Bits or whatever.
Then later comes back as Black Lighting and basically looks like Jefferson wearing goggles.
He has the same haircut/style, same face shape, same facial hair.
But not as fun as the old Batman show where Comm Gordon talks to both Batman and Bruce Wayne on the phone, and they have the EXACT same voice and he doesn't even notice.
Say what you want about the Green Lantern film but they got that part right - Carol saw through Hal's mask in like two seconds.