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Spare 14500 Cell Battery

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Spare 14500 Cell Battery

Spare 14500 Cell Battery

14500 Rechargeable Lithium-Ion Battery – 3.7V 800mAh

Compact Power for Mission-Ready Lights

Built for High-Performance Flashlights. Trusted in the Field.

***Lithium batteries MUST ship via ground.  No Exceptions.***


Designed for the Demands of EDC and Survival Lighting

The 14500 3.7V 800mAh lithium-ion battery delivers reliable, rechargeable power to high-output lights built for serious use. Engineered for devices like the Maratac® Compact Tri Flood, Mini LEP Cosmos, Reylight AA/14500 series, and other tactical compact flashlights, this cell provides consistent energy and extended runtime where it matters.

This is not a replacement for AA alkaline cells—it’s a higher voltage, higher performance power source designed specifically for compatible platforms.


Why Choose This Battery

  • High Output Voltage – 3.7V lithium power delivers enhanced brightness and runtime

  • Compact Power Form – AA-sized 14500 format fits a wide range of advanced lighting tools

  • Reliable Capacity – 800mAh provides extended use without bulk

  • Rechargeable Design – Lower long-term cost and reduced environmental waste

  • Pro-Tier Compatibility – Built for Maratac®, Reylight, LEP models, and similar high-drain devices


Specifications

  • Model: ICR 14500 (3.7V Lithium-Ion)

  • Capacity: 800mAh

  • Dimensions: 1.95" x 0.56" (AA-sized)

  • Charging Output: 4.2V @ up to 1A max

  • Chemistry: Lithium-Ion (Li-Ion)

  • Charging Type: Use a compatible smart charger

  • Packaging: Ships via ground only (DOT/FAA compliance)


Critical Usage Notice

This is not a standard AA battery. Do not use in devices rated for 1.5V only. Using this cell in non-compatible devices may damage electronics or cause unsafe conditions.

Always verify that your flashlight or device is rated for 14500 lithium-ion use before installing.


Safe Use Guidelines

  • Only use in devices specifically rated for 3.7V 14500 cells

  • Charge only with verified Li-ion 14500 chargers

  • Store in a case when not in use—never loose in pockets or bags

  • Do not use if wrap is torn or damaged

  • Never exceed 4.2V or discharge below 3.0V

  • Do not leave charging unattended


When your lighting tools are part of your survival plan, don’t cut corners on power.
The 14500 3.7V battery is purpose-built for tactical lights, field kits, and serious EDC.

Add it to your loadout and keep your gear powered with confidence.

$2.02

Original: $6.75

-70%
Spare 14500 Cell Battery—

$6.75

$2.02

Product Information

Shipping & Returns

Description

14500 Rechargeable Lithium-Ion Battery – 3.7V 800mAh

Compact Power for Mission-Ready Lights

Built for High-Performance Flashlights. Trusted in the Field.

***Lithium batteries MUST ship via ground.  No Exceptions.***


Designed for the Demands of EDC and Survival Lighting

The 14500 3.7V 800mAh lithium-ion battery delivers reliable, rechargeable power to high-output lights built for serious use. Engineered for devices like the Maratac® Compact Tri Flood, Mini LEP Cosmos, Reylight AA/14500 series, and other tactical compact flashlights, this cell provides consistent energy and extended runtime where it matters.

This is not a replacement for AA alkaline cells—it’s a higher voltage, higher performance power source designed specifically for compatible platforms.


Why Choose This Battery

  • High Output Voltage – 3.7V lithium power delivers enhanced brightness and runtime

  • Compact Power Form – AA-sized 14500 format fits a wide range of advanced lighting tools

  • Reliable Capacity – 800mAh provides extended use without bulk

  • Rechargeable Design – Lower long-term cost and reduced environmental waste

  • Pro-Tier Compatibility – Built for Maratac®, Reylight, LEP models, and similar high-drain devices


Specifications

  • Model: ICR 14500 (3.7V Lithium-Ion)

  • Capacity: 800mAh

  • Dimensions: 1.95" x 0.56" (AA-sized)

  • Charging Output: 4.2V @ up to 1A max

  • Chemistry: Lithium-Ion (Li-Ion)

  • Charging Type: Use a compatible smart charger

  • Packaging: Ships via ground only (DOT/FAA compliance)


Critical Usage Notice

This is not a standard AA battery. Do not use in devices rated for 1.5V only. Using this cell in non-compatible devices may damage electronics or cause unsafe conditions.

Always verify that your flashlight or device is rated for 14500 lithium-ion use before installing.


Safe Use Guidelines

  • Only use in devices specifically rated for 3.7V 14500 cells

  • Charge only with verified Li-ion 14500 chargers

  • Store in a case when not in use—never loose in pockets or bags

  • Do not use if wrap is torn or damaged

  • Never exceed 4.2V or discharge below 3.0V

  • Do not leave charging unattended


When your lighting tools are part of your survival plan, don’t cut corners on power.
The 14500 3.7V battery is purpose-built for tactical lights, field kits, and serious EDC.

Add it to your loadout and keep your gear powered with confidence.