If you are looking for an economy 7.2v battery pack but want the versatility of NiMH cells then you cant go past this EASTPOWER 3000mAh NiMH pack.
Use it in your electric RC car or your Nitro starter box (some take 2× 7.2v battery packs)
Nickel Metal Hydride cells do not hold a memory. This means you can charge them at any time and they will take a full charge. They do not have to be flat before you can charge them.
Fitted with popular Tamiya style connector plug.