Review of Nitefox UR18-26 18650 2600mAh Battery with Direct USB Charging by Kristofer Brozio • March 30, 2018 I have lots of flashlights and other gadgets that use 18650 batteries, they’ve become very common for sure. Up for review today I’ve got a different sort of 18650 battery from Nitefox. This battery is 2600mAh in capacity so it… Read…