9.95$ plus shipping which it will calculate for you!! 7.2v perfect for use with the EZ-B!! Smart Charger
NanoBots
USA
Asked
— Edited
Connection Diagnostic
— Diagnose EZ-B Wi-Fi connection issues with verbose EZ-B communication logging, ping tests, log export and diagnostic reports for Synthiam support.
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Back Order...
I know
It had been good for a while then I saw it was back ordered today 
any one have any new links on 7.2v batteries, i found one with a charger on ebay for 22.00
5800mAh