Amazon.com: 18650 Battery Charger, 2 Bay Smart Universal USB Battery Charger for 3.7V Rechargeable18650,26650, 18500, 17335, Ni-MH Ni-Cd A AA AAA IMR Batteries,Power Bank (Batteries not Including) : Electronics
Amazon.com: diymore Li-ion Battery V3 Shield 1 Holder 3V/1A 5V/2A USB Power Bank Battery Charging Module 1865O Battery Holder : Electronics
New 10pcs/lot 5v 1a Type-c Usb 18650 Lithium Battery Charging Board Charger Module+protection Dual Functions Good - Integrated Circuits - AliExpress
Nitecore NL1834R 3400mAh USB Rechargeable 18650 Battery
Nitecore NL1826R 18650 Battery - Built in USB Charging Port
Amazon.com: 5Pcs 2A USB 18650 Lithium Li-ion Battery Charger Module Boost 3.7V to 5V 9V 12V : Electronics
Amazon.com: 18650 Charger 3.7V Rechargeable 18650 Battery Charger 4 Bay Li ion for Rechargeable Lithium Batteries 26650 21700 18650 10400 14500 16340 16650 18500 (Only USB Charger) : Electronics
Nitecore UMS2 Dual-Slot USB Fast Charger for 18650 21700 batteries
Micro USB 5V Lithium Li-ion 18650 Battery Charger Module Phone Charge Power Bank | eBay
Amazon.com: Speedy 18650 Battery Charger XTAR PB2C USB Output Function, Portable Li-ion 18650 Battery Charger Box w/USB Port and LED Display for all 18650 Batteries(Batteries NOT included) : Electronics
Nitecore NL1834R 3400mAh USB Rechargeable 18650 Battery