Amazon.com: Fenix are-A2 Smart Battery Charger for 21700/18650/16340 with EdisonBright BBX5 Battery Carry case : Electronics
18650 battery and charger kit combo with batteries
Amazon.com: ALLMAYBE XTAR PB2S 18650 Battery Charger with XTAR QC3.0 18W Wall Charger USB C Port 21700 Battery Charger with USB Output Function for 18650 20700 Unprotected 21700 Batteries-Not Included Batteries :
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