New Ni-mh Aa 1800mah 7.2v Nimh Battery Aa1800mah Mrechargeable Battery Combination 5 Length Of 83.98mm * 49.14mm * 14.36mm Wide - Rechargeable Batteries - AliExpress
NiMH Battery Pack: 7.2V 3300 mAh (2x3)
Amazon.com: GEILIENERGY 7.2V 3800mAh High Power Rechargeable NiMH Battery Pack Low-self Discharge for RC Cars,Electric Rc Monster Trucks,Traxxas with Tamiya Connector(Color May Change) : Toys & Games
7.2v 2200mAh Ni-MH Battery Pack Replacement for Security Control Panel – Batteryhawk, LLC