Rabbit Battery is a uncommon Artifact Creature — Equipment Rabbit card from Kamigawa: Neon Dynasty (NEO), collector number 157. Current market price: $0.31 (foil $0.36), TCGplayer market prices via Scryfall.
Haste Equipped creature gets +1/+1 and has haste. Reconfigure {R} ({R}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)