Fenix ARB-L18-3500U 3500mAh direct USB rechargeable 18650 Li-ion (built-in charging circuit) battery with Edisonbright BBX3 battery case

Product Review

The Fenix 1600U 14500 is an incredibly unique battery designed with a built-in USB charging port. Skip the battery charger, this battery can be directly charged using a standard micro-USB charging cable. Designed to power high drain devices such as flashlights, lanterns, headlamps, and bike lights, this battery has a button-top and works in the majority of button-top compatible & AA battery required devices.

Product Specifications:
► Fenix ARB-L14-1600U Rechargeable Li-ion 14500 Battery
► LED to indicate if battery is done charging
► Protection circuit built in the anode with a steel hat by riveting process.
► Steel shell eliminates the risk of short circuit caused by collision and impact.
► Pressure Relief Vent: Expels waste gas generated by internal short circuit. Expelling waste gas prevents a cell from inflating or exploding.
► Three Sets of Over-Heat Protection:
------ Over charge protection / Over discharge protection
------Short circuit protection
------Overheating protection
► 500+ Charge Cycles: A properly maintained ARB-L14 battery is designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles.
► Weight: 19g
► Size: Diameter 14.5mm with a height of 50mm
► Warranty Period: 12-month free warranty period from purchase date

NOTE
1. This is a 1.5V Rechargeable Li-ion Battery. It can be used in any device that uses standard Alkaline AA battery
2. It is NOT a 3.7V lithium-ion rechargeable 14500 battery
3. The battery has a built-in charging port that can be charged through a USB cable. it CANNOT be charged in an external charger.

HIGH-CAPACITY - The Fenix ARB-L14-1600U is a high capacity 14500 rechargeable battery designed for all your Fenix flashlights and other high drain devices, providing longer runtime than typical 14500 & AA Alkaline batteries.
NO CHARGER NEEDED - You can charge these batteries directly via the built-in micro-USB charging port. A red charging indicator under the + pole will turn blue when charging is complete.
SAFE CHARGING - A built-in protection circuit protects against over charging, over discharging, short circuits and overheating while pressure relief vents prevent swelling and battery explosions.
500+ CHARGE CYCLES - The ARB-L14 1600U batteries are designed to retain over 75% original capacity & cell life, even after 500 full charge-to-discharge cycles!
PACKAGE CONTENTS - 2x Fenix ARB-L14-1600U USB Rechargeable 1600mAh High-Capacity 14500 Batteries & LumenTac USB to Micro-USB Charging Cable to charge your batteries on the go without the need of a separate external charger!

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Two Pack: Fenix ARB-L14-1600U USB Rechargeable 1.5V 1600mAh High-Capacity 14500 (Li-Ion AA Alternative) Batteries (x2) with LumenTac USB Charging Cable

Product Review