Amazon.com: EBL D Cell Batteries 10,000mAh Ultra Pro Ni-MH Rechargeable D Batteries, 4-Pack(Battery Storage Case Included) : Electronics
Lithium Ion Cylindrical Battery - 3.7v 2200mAh : ID 1781 : Adafruit Industries, Unique & fun DIY electronics and kits
18650 Protected Button Top battery Panasonic-Orbtronic (FREE Battery Holder) 3400mAh
Amazon.com: PKCELL ICR18500 Rechargeable Li-ion Battery 3.7V 1400mAh Battery Button Top 2pcs(Battery Size 18 * 50mm) : Health & Household
12V Rechargeable Battery Packs
Amazon.com: Pallus 1.5V AA Rechargeable Lithium Batteries, 8-Pack Double A Li-Ion Batteries for Household Office, 2Hrs Fast Charing, 3500mWh High Capacity, Super Long Lasting, Cycles 1600, 1.5V Constant Output : Health &
Amazon.com: REACELL 16pcs AA Rechargeable Batteries, 2800mAh High Capacity Rechargeable Battery AA, 1.2V NiMH AA Batteries with Battery Box : Health & Household
EBL C Cell Rechargeable Batteries 2300mAh High-capacity Sub C Battery, 6 Pack - Walmart.com
Amazon.com: pkcell 4 Pcs ICR 10440 Rechargeable Lithium Ion Battery,3.7v Batteries 350mAh (0.39 * 1.73 inch, Shorter Than AAA Size) : Health & Household
Pack of 4 High Capacity NiMH Rechargeable AA Batteries