UltraLast Lithium Ion 18650 3.7 V 2.6 Ah Rechargeable Batteries and Charger Set UL1865K-26 3 pk - Ace Hardware
Amazon.com: 18650 Battery Charger 4 Bay Smart Universal Charger for Flashlight Headlamp Battery 3.7V Rechargeable Lithium Li ion Batteries Compatible 18650 26650 21700 Battery Charger (Only USB Charger) : Electronics
Amazon.com: Performance Tool W2655C Dual Port 18650 Lithium Ion Battery Charger with Micro USB Cable - Fast and Safe Charging for Home and Travel : Tools & Home Improvement
Ultralast UL1865K-26 Lithium Ion Charger/Batteries Combo Kit - Walmart.com