Description of the battery 18650 Fenix ARB-L18-3500U (3500 mAh):

Size 18650, in which the battery of the ARB-L18-3500U model from Fenix is used, is used in most powerful flashlights and other equipment. Self-discharge is practically excluded, since the electrolyte is lithium-ion. In addition, the battery works perfectly in a wide range of temperatures.

The case has a special USB connector that allows charging even without a special device. And there are indicators on the case that allow you to determine whether charging is in progress or not, and whether it has reached full charge. It should be noted that the ARB-L18-3500U is as much as 3500 milliampere-hours, but at the same time, even after 500 recharging cycles, the capacity is practically not lost.

This model has several levels of protection, so overheating and short circuit are excluded. Thanks to special technology, the battery is also protected against overcharging and overdischarging. The body is made of stainless steel, so that the product is not afraid of mechanical effects of various kinds.

Features:

initial capacity – 3500 mAh;
several levels of protection;
size – 18650;
500 discharge cycles without capacity change;
weight - 50 g.; mm;
current during charging: through the USB port – 0.8 A, ordinary charging – 1 A.

Warranty: All buyers of the ARB-L18-3500U are provided with a 1-hour Fenix warranty.