Bright Flashlight, 4-Slot Universal Battery Charger with Four 18650 Batteries, fit for 3.7V Lithium Ion Batteries 18650 18500 17650 16340 14500 25500 22700 21700 Rechargeable Batteries : Amazon.co.uk: DIY & Tools
18650 Battery Charger Universal Smart 18650 Charger with LED Indicator for 3.7V Lithium ion Battery 18650 21700 26650 18500 16650 14500 Rechargeable Batteries (4 Bay)
Amazon.com: Fitinoch 18650 Rechargeable 3.7v High Drain Flat Top Battery and Case,30A Discharge Current Lithium Batteries 2500mAh (4 Pack) : Tools & Home Improvement
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)
Amazon.ca: 18650 Lithium-ion Battery
Amazon.com: VICTAGEN Universal Lithium Charger 18650 for 3.7V Li-ion Rechargeable Batteries 18650 18490 18350 17670 17500 16340(RCR123) 21700 Ni-MH/Ni-Cd A AA AAA : Everything Else