As an upgrade of the Wyvern Flux Capacitor, it is a portable energy cell that can store up to 250,000,000 (250M) units of Redstone Flux energy. With the ability to charge other items in your inventory directly, it is a very convenient way to recharge tools and armour. It has four different states for its recharging ability:
The item’s state can be set by holding the crouch button and right-clicking with the item in your hand. If the mod Baubles is enabled, this can also be used in ANY bauble slot.