Amazon.com: 18650 li-ion Battery Charger, Suitable for 3.7v Battery 20700 10440 14500 18500 16340 17500 18650 Charger Charger, USB Single Slot Battery Charger (Battery not Included) : Electronics
XTAR VP2 Independent 2-Channel Battery Charger w/ Dual Voltage Display, USB Power Bank for 18560 and similar Lithium Ion and LiFePO4 Cells (Simple Kit - no Car Charger included, A/C adapter only)