Amazon.com: Venom Power - Drive Series 7S 3000mAh 8.4V NiMH RC Car Battery - Includes 12 AWG Soft Silicone Wire Connector, Patented Universal Plug/Adapter System Compatible with Deans, Traxxas, and EC3 Plug
Matrix High Output Small Type Airsoft NiMH Battery (Configuration: 8.4V / 1600mAh / Small Tamiya), Accessories & Parts, Batteries, NiMH / NiCd Batteries, Small Type - Evike.com Airsoft Superstore
Traxxas Power Cell iD 3000mAh 8.4v NiMH Battery Pack