Super High Capacity (192Wh) 14.8V Lithium ion Rechargeable
High Capacity Lithium Ion Battery Pack – 10050mAh
Amazon.com: POWEROWL High Capacity Rechargeable AA and AAA Batteries with Battery Charger (USB Fast Charging, Independent Slot), NiMh 4 PCS AA 2800mAh & 4 PCS AAA 1000mAh : Electronics
Hasselblad 7.2V 3400mAh High Capacity Rechargeable Li-Ion Battery for X System CP.HB.00000238.01
High Capacity (300 Watt-hour) 19V Rechargeable Battery Pack - DP300-19V
Amazon.com: Henreepow 1.5V AA Lithium Rechargeable Batteries, High Capacity 2600mWh(1700mAh) Double A Lithium ion Rechargeable Battery, 1200 Cycles with 4 in 1 USB Charging Cable (4 Pack with Storage Box) : Health & Household
Sugar-doped lithium sulfur battery promises up to 5 times the capacity