You can see normally in darkness, both magical and nonmagical, to a distance of 120 feet.
When you attack with your pact weapon, you can use your Charisma modifier, instead of Strength or Dexterity, for the attack and damage rolls.
Battleaxe, Longsword, or Warhammer-1d8
Versatile-1d10
Greataxe, Greatsword, or Maul-1d12
heavy, 2-hand
Glaive, Halberd, or Pike- 1d10
heavy, 2-hand, reach
Whip- 1d6
reach
Shortsword or Scimitar- 1d6
light, throw (20/60)
Longbow- 1d8
Range (150/600), 2-hand
Crossbow- 1d10:
Range (100/400), 2-hand
Hand crossbow- 1d6
Range (30/120), lgt
Pistol- 1d10
Range (30/90), loading