18650 Blue Lithium-Ion Rechargeable Battery - 3.7V 2600mAh | xUmp
Amazon.com: Rechargeable Lithium Ion Battery Pack - VIDAR 7.4V 2600mAh High Capacity Li-ion Battery Pack with JST PH2.54/2P Plug-in(Customizable) for Electronics,Toys,Lighting,Equipment : Health & Household
2600mAh Power Bank | Branded Chargers
Amazon.com: VIDAR 7.4V 2600mAh-19.24wh Rechargeable Li-ion-Battery - Real Capacity Lithium Batteries with JST-2P Red Plug for Electronics, Toys, Lighting, Equipment : Health & Household