The Traxxas 2983 charger/battery completer pack contains a powerful #2923x 8.4V 3000Mah NiMH flat pack battery and a #2969 2-amp AC wall charger. The AC 2-amp NiMH fast charger uses a wall outlet to charge your 5-7 Cell (6 - 8.4V) NiMH batteries quickly and efficiently. The powerful 2-amp output makes quick work of charging and a status LED informs you when your charging is complete. The 2969 charger is for NiMH batteries only and should never be used to charge lipo batteries. Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your user's manual for exact parts listings.