Binding of Isaac: Rebirth Wiki

Battery may refer to:


  • 9 Volt 9 Volt, recharges the first energy slot of an activated collectible after each discharge.
  • The Battery The Battery, allows activated items to store an additional full charge.
  • Added in AfterbirthCar Battery Car Battery, doubles the effect of Isaac's activated items.
  • Added in Repentance4.5 Volt 4.5 Volt, gain charges from dealing damage, clearing rooms no longer charges items.
  • Added in RepentanceBattery Pack Battery Pack, spawns 2-4 battery pickups


  • Lil' Battery, fully charges your activated item on pickup.
  • Added in Repentance a variety of Batteries were added as part of Repentance


  • AAA Battery AAA Battery, recharges the last energy slot of an activated item as it's approaching full charge.
  • Added in AfterbirthWatch Battery Watch Battery, increases chance of Lil' Battery pickups, chance to add an extra charge upon room completion.


  • Added in AfterbirthCharged Baby Charged Baby, occasionally spawns batteries and adds charges to Isaac's active item. Also can freeze enemies.

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