Amazon.com: VIDAR 7.4V 2600mAh-19.24wh Rechargeable Li-ion-Battery - Premium Real Capacity Lithium Ion Battery with XH2.54/2P Plug-in for Electronics, Toys, Lighting, Equipment : Health & Household
Tenergy 18650 6600mAh 7.4V Protected Lithium Ion (Li-ion) Bare Leads Battery - Bulk (31008)
STRIX Power Stix Lithium Ion Goggle Battery - 7.4v 3200mah - www.readymaderc.com