Binding of Isaac: Rebirth Wiki
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{{infobox trinket
 
{{infobox trinket
| name = AAA Battery
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| id = 3
 
| quote = Trickle charge
| id = 3
 
 
| description = Automatically recharges the last energy slot of an [[activated item]], effectively reducing recharge rates by one.
| quote = Trickle charge
 
| description = Automatically recharges the last energy slot of an [[item|activated item]], effectively reducing recharge rates by one.
 
 
}}
 
}}
   
 
'''AAA Battery''' is a [[trinket]].
 
'''AAA Battery''' is a [[trinket]].
   
== Effects ==
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== Effect ==
  +
* If an activated item would regain its penultimate charge upon clearing a room, it is instead fully charged.
* Automatically recharges the last energy slot of an [[item|activated item]], effectively reducing recharge rates by one.
 
   
 
== Notes ==
 
== Notes ==
 
* Does not affect items with only one bar of charge or those with automatic recharge.
 
* Does not affect items with only one bar of charge or those with automatic recharge.
  +
* Recharging an item by taking damage with {{i|Habit}}, the instant charge given by {{i|9 Volt}}, or any source of charge other than clearing a room, will not activate the trinket's effect.
* Effect stacks with the {{i|9 Volt}}.
 
  +
* Does not work with the second level of charge granted by {{i|The Battery}}.
 
  +
==Interactions==
* This trinket will only take effect when the item gains its penultimate charge upon completing a room. Recharging an item by taking damage with {{i|Habit}} will not activate the trinket's effect.
 
* It takes effect after {{t|Watch Battery}} if Watch Battery triggers and gives the item its penultimate charge.
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* {{i|The Battery}}: No effect on the second level charge.
  +
* {{t|Watch Battery}}: Watch Battery triggering after clearing a room will also trigger AAA Battery, provided the activated item was missing exactly 3 charges prior to clearing the room.
** {{dlc|a+}} The same applies to the bonus charge from completing a quadruple room or L-shaped room.
 
   
 
== Synergies ==
 
== Synergies ==
 
* {{i|Schoolbag}}: The trinket activates based on the primary item slot, but it grants an extra point of charge to the second item as well.
 
* {{i|Schoolbag}}: The trinket activates based on the primary item slot, but it grants an extra point of charge to the second item as well.
  +
 
== In-game Footage ==
 
== In-game Footage ==
{{#ev:youtube|f9G2MYwa_mY}}
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{{#ev:youtube|f9G2MYwa_mY||inline}} {{#ev:youtube|hSrKddIm5T8||inline}}
   
 
== Unlockable [[Achievement]]s ==
 
== Unlockable [[Achievement]]s ==
{{a|Jumper Cables|text}}
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{{achievement|Jumper Cables|text}}
   
 
== Gallery ==
 
== Gallery ==
 
<gallery>
 
<gallery>
AAA Battery Concept.jpg|Concept for AAA Battery.
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AAA Battery Concept.jpg | Concept for AAA Battery.
 
</gallery>
 
</gallery>
   

Revision as of 06:55, 30 November 2020

AAA Battery is a trinket.

Effect

  • If an activated item would regain its penultimate charge upon clearing a room, it is instead fully charged.

Notes

  • Does not affect items with only one bar of charge or those with automatic recharge.
  • Recharging an item by taking damage with Collectible Habit iconHabit, the instant charge given by Collectible 9 Volt icon9 Volt, or any source of charge other than clearing a room, will not activate the trinket's effect.

Interactions

  • Collectible The Battery iconThe Battery: No effect on the second level charge.
  • (except in Rebirth)Watch BatteryWatch Battery: Watch Battery triggering after clearing a room will also trigger AAA Battery, provided the activated item was missing exactly 3 charges prior to clearing the room.

Synergies

  • (in Afterbirth † and Repentance)Collectible Schoolbag iconSchoolbag: The trinket activates based on the primary item slot, but it grants an extra point of charge to the second item as well.

In-game Footage

Unlockable Achievements

Gallery