The Traxxas 7-Cell NiMH Battery/Charger Completer Pack includes a Traxxas 7-Cell NiMH battery (TRA2926X) and 2-Amp NiMH Peak Detecting AC Charger (TRA2969). This is compatible with models that can use long battery packs, like the Bandit, Stampede, Rustler, Bigfoot, Craniac, and Skully models.