Amazon.com: Protected 21700 Charger XTAR New X2 3.7V 2 Bay Universal Battery Charger Protected 20700 Fast Charger with LCD Display for 18650 14500 26650 1.2V AA AAA Battery Max 2A with AC
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
NITECORE UI1 USB Charger, for 18650, 21700 etc Batteries