Amazon.com: Tenergy C Size Battery 1.2V 5000mAh High Capacity NiMH Rechargeable Battery for LED Flashlights Kids Toy and More (8 pcs) : Health & Household
How to charge and discharge a NiMH battery pack with Tenergy's TB6B (with voice-over) - YouTube
Automatic NiMH Battery Charger Circuit
Duracell ION SPEED 1000 Rechargeable Battery Charger, Includes 4 AA NiMH Batteries - Walmart.com