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Fenix 18650 USB Rechargeable Battery 3500mAh
Please welcome the Fenix 18650 3500U USB rechargeable Li-ion battery! This battery can be charged by its built-in USB port or by an external battery charger as well. A protective circuit is built into the anode and covered with a riveted steel hat. The battery is fully covered with the steel shell; thus, the potential risk of short circuiting caused by collision or impact is hugely eliminated!
Specifications:
- Fenix ARB-L18-3500U mAh USB Rechargeable 18650 Battery
- Micro USB charging port lets you charge the battery directly
- Button-Top Design
- Protection circuit built in the anode with a riveted steel hat. Riveted 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: Overcharge protection, Over-discharge protection, Short-circuit protection, and overheating protection
- 500 Charge Cycles: A properly maintained ARBL18 battery is designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles.
**USB Cable NOT Included**

Fenix is a maker of LED flashlights, with a range that runs from tiny keyring lights to extremely powerful search lights. Its lights are used by hikers, campers, hunters, anglers, professionals and security services, thanks to their sturdy build and high output.
At Petridi you will find from Fenix:
- Flashlights for everyday, outdoor and tactical use
- Headlamps for hiking, running and work
- Camping lanterns
- Bike lights
- Batteries and chargers
Many Fenix models are rechargeable and offer several brightness levels, so you can choose between long runtime and maximum output depending on the situation. A good flashlight is an essential piece of kit in the mountains, on the boat, in the car and at home, especially during a power cut.
Not sure how many lumens you need? At the Petridi stores in Thessaloniki, open since 1949, you can try Fenix lights and get advice. Orders can also be placed online, with delivery anywhere in Greece.