XTAR VC4 Universal 4-Bay USB 18650 Battery Charger
Amazon.com: XTAR VC4 Plus Battery 3A Fast Charger, 4 Bay Rechargeable Battery Charger Extend Version for 3.6V 3.7V 18650/20700/21700 Li-ion IMR INR ICR for 1.2V AAA SC Ni-MH Ni-CD with QC3.0 Adapter :
XTAR VC4 BATTERY CHARGER « West Virginia Underground
Amazon.com: XTAR VC4 Charger -4 Port -USB : Tools & Home Improvement