Fenix Li-Ion Rechargeable Battery 2600 with built in USB Port

18650 batteries are perfect for powerful Fenix LED flashlights since they are rechargeable, have a long battery life, and can handle the power requirements of advanced LED flashlights.

• Fenix ARB-L18-3500mAh Rechargeable 18650 Battery
• Button-Top Design
• 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 and over-discharge protection
  • Short-circuit protection
  • Overheating protection
• 500 Charge Cycles: A properly maintained ARB-L18 battery is designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles.

• Button-Top Design
• 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
• Three Sets of Protection:
  • Over-charge protection and over-discharge protection
  • Short-circuit protection
  • Overheating protection
• 500 Charge Cycles: A properly maintained ARB-L18 battery is designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles.
• Fenix 3500U and 2600U include Micro USB port for charging