Amazon.com: 18650 Battery Charger 4 Bay Fast Charge, for 3.7V Li-ion TR IMR 10440 14500 16650 14650 18350 18500 16340(RCR123) Batteries, USB Intelligent Universal Rechargeable Battery Charger : Electronics
Amazon.com: Galaxy SHENMZ 2 Pack Battery for 3.7V 3400mAh Flat Top Battery, Rechargeable, 2 Bay USB Battery Charger for Flashlight, Camera, Small Fan, Sound Equipment. : Cell Phones & Accessories
Amazon.com: AAA ICR 10440 Rechargeable Lithium Ion Battery,3.7v 350mah 4pcs : Health & Household
Amazon.com: 18650 Battery Case, Shockproof & Water-Resistant Battery Storage Holder for 6 x 18650 Battery, PC Shell Easy to Carry : Electronics