Amazon.com: Tenergy T4s Intelligent Universal Charger, 4-Slot Battery Charger for Li-ion, LiFePO4, NiMH and NiCd Rechargeable Batteries,18650, 14500, 26650, AA AAA C Cell Battery Charger with Car Adapter : Electronics
Amazon.com: Tenergy TN270 Li-ion Battery Charger for 18650/18500/14500 Rechargeable Batteries, 2 Bays Fast Smart Charger for Flashlights/Digital Cameras Batteries : Electronics
Tenergy 18650 2200mAh 3.7V Protected Lithium Ion (Li-ion) Bare Leads Battery - Bulk (30027)