Lithium Ion Battery - 18650 Cell (2600mAh, Solder Tab) - PRT-13189 - SparkFun Electronics

This is the same 18650 Lithium Ion Cell that you know and love, but now includes pre-attached solder tabs! These round high capacity cells have been mainly

LiPo Products - SparkFun Electronics

DLG NCM18650-260 Grade A 7.8A 18650 Flat Top 2600mAh Battery – Liion Wholesale Batteries

Tenergy PCB Protected Rechargeable Li-Ion Battery Module with Bare Leads, 3.7 V, 2600 mAh

Zeus 11.1V 2600mAh 28.86Wh Lithium ion 3 Cell Rechargeable Battery Pack 18650 with 2 pin Connections PCB Board (10.8V-12.6V, 12 Volt) Kit with Cable and connectors : Health & Household

LiPo Products - SparkFun Electronics

Battery - SparkFun Electronics

Battery - SparkFun Electronics

Battery - SparkFun Electronics

AT: Tenergy Li-Ion 18.0V 2600mAh Rechargeable Battery Pack w/ PCB (5S1P, 48.10Wh, 2.6A Rate) - Tenergy Power

Power Cell - LiPo Charger/Booster (Old-School) - PRT-10300 - SparkFun Electronics

UltraFire 2600mAh 3.7V 18650 Rechargeable BRC Lithium Battery With Pro

Battery - SparkFun Electronics

Polymer Lithium Ion Battery - 110mAh (Solder Tabs) - PRT-13251 - SparkFun Electronics