How to charge and discharge a NiMH battery pack with Tenergy's TB6B (with voice-over) - YouTube
Amazon.com: Tenergy 2 Pack 7.2V 3000mAh Flat NiMH Battery Packs with Smart Charger for RC Cars, RC Airplanes : Toys & Games
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nvizyeu 9.6v battery pack, 1500mah rechargeable 9.6v nimh battery, suitable for rc tank rc boat electric toys, comes with 9.6v battery charger: Amazon.co.uk: Toys & Games
Amazon.com: melasta 7.2V 5000mAh NiMH RC Battery Pack Compatible with Banana Connector for Redcat Racing Vehicles : Toys & Games
The Best Rechargeable Battery Charger (for AA and AAA Batteries) | Reviews by Wirecutter