Amazon.com: Traxxas Series 5 5000mAh NIMH 7-C Flat 8.4V Battery : Toys & Games
8.4v 5000mAh 7-Cell Hump Pack NiMH Battery with Universal Plug System - Walmart.com
Amazon.com: Venom Power - Drive Series 8.4V 5000mAh 7-Cell NiMH Battery Flat - Universal 2.0 Plug/Adapter System Compatible, for Most 1/10 Brushed Radio Control Boats, 2WD and 4WD Cars, Trucks & Buggies :