Has anyone tried these?

7.2V 4500mAh Flat NiMH High Capacity High Power (45A Drain Rate) Battery Packs with Deans connectors for $34.99.
too good to be true?
Any suggestions for good CHEAP batteries?

7.2V 4500mAh Flat NiMH High Capacity High Power (45A Drain Rate) Battery Packs with Deans connectors for $34.99.
too good to be true?

Any suggestions for good CHEAP batteries?
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