Amazon.com: 18650 Battery Charger for Rechargeable Li-ion Charger 4-Bay and USB Smart Universal 4 Slot Battery Charger for 10440 14500 16340 18650 26650 18500 17670 (Not Battery) : Electronics
Amazon.com: Tenergy TN471U 2-Bay Universal Battery Charger with LCD for Li-ion/NiMH/NiCD Rechargeable Batteries, Micro USB Input, Portable Charger for Batteries Sizes 18650, 16340, 26650, AA, AAA, and More : Electronics
Amazon.com: 8 Slots 18650 Battery Charger XTAR VC8 Charger USB C 3A Fast Charger 21700 Battery Charger with LCD Display for 3.6V 3.7V Li-ion 10440 18700 26650 1.2V Ni-MH AA AAA C