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16340/Rechargeable CR123A Batteries

16340 (also known as rechargeable CR123A) batteries deliver excellent output and efficiency for compact high-drain devices. Used in many tactical torches, headlamps, EDC flashlights, and professional gear, these lithium-ion cells combine small size with high voltage and long runtimes, making them ideal for demanding lighting applications.

Browse our range of premium 16340 rechargeable batteries for safe, reliable, and long-lasting power.

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16340 batteries provide powerful and efficient energy storage in a small, lightweight format. Offering 3.6V or 3.7V output and high capacities, they are an excellent choice for high-output torches and lighting gear that require steady, dependable power in compact designs. Rechargeable CR123A batteries reduce waste and ongoing costs while delivering consistent performance.

Key Benefits of 16340 / Rechargeable CR123A Batteries

These lithium-ion batteries offer superior energy density compared to standard disposable CR123A cells, along with hundreds of safe charge cycles, rapid recharging, and built-in protection circuits for added safety during use and charging.

Perfect for a Wide Range of Applications

16340 batteries are ideal for tactical torches, weapon-mounted lights, search and rescue gear, security flashlights, headlamps, compact EDC lights, medical torches, and emergency kits. Their compact size makes them especially useful where space and weight savings are critical.

Key Factors to Consider When Choosing 16340 Batteries

• Voltage: Typically 3.6V or 3.7V — verify compatibility with your device.

• Capacity: Higher mAh ratings deliver longer runtimes between charges.

• Protection circuit: Protected cells add safety against overcharging, short-circuiting, and overheating.

• Rechargeability: Long cycle life provides excellent long-term value.

• Charging method: USB-C, magnetic, or external chargers depending on your device.

• Brand compatibility: Select batteries suited for your torch or headlamp for optimal performance.

Maintenance Tips for Long-Term Battery Health

• Avoid full discharge cycles where possible to prolong battery life.

• Store batteries in a cool, dry location away from direct heat sources.

• Use certified, manufacturer-recommended chargers for safe, efficient charging.

• Inspect batteries regularly for physical damage, swelling, or corrosion.

Warranty and Support

All 16340 / rechargeable CR123A batteries include full Irish warranty coverage, fast dispatch on in-stock items, free shipping on orders over €150, and a 30-day returns policy for complete peace of mind.