Fenix 18650 (3400mAh) 3,7V akku ARB-L18-3400 | Lapin Akkumaailma Oy
Nitecore NL1834R 3400mAh USB Rechargeable 18650 Battery
UltraFire 3400mAh 3.7V 18650 USB Rechargeable Lithium Battery with Pro
Amazon.com: 4 Pack Battery for 3.7V 3400mAh Flat Top Battery, Rechargeable, 2 Bay USB Battery Charger for Flashlight, Camera, Small Fan, Sound Equipment. : Electronics