Nitecore NL166 RCR123 650mAh – Protected Button Top Battery

The Nitecore NL166 RCR123 is a high-quality rechargeable lithium-ion battery, designed for high-performance flashlights, cameras, and electronic devices. With a 650mAh capacity, this protected button top battery delivers stable and reliable power output, making it an ideal choice for demanding applications.

Equipped with built-in protection circuitry, the NL166 ensures overcharge, over-discharge, short circuit, and thermal protection, extending battery lifespan and ensuring maximum safety.

Key Features

✅ Reliable 650mAh Capacity: Provides long-lasting power for high-drain devices.
✅ Protected Button Top Design: Built-in PCB protection safeguards against overcharge, over-discharge, and short circuits.
✅ Stable Performance: Maintains consistent voltage output, ensuring device reliability.
✅ High-Quality Construction: Uses premium-grade lithium-ion cells for enhanced durability and longevity.
✅ Rechargeable & Eco-Friendly: Supports hundreds of charge cycles, reducing battery waste.

Specifications

Specification	Details
Brand	Nitecore
Model	NL166
Battery Type	RCR123 (16340) Lithium-Ion
Capacity	650mAh
Nominal Voltage	3.7V
Full Charge Voltage	4.2V
Discharge Cutoff Voltage	2.75V
Continuous Discharge Rate	2A (Max)
Protection Circuit	Yes (Overcharge, Over-Discharge, Short Circuit)
Rechargeable	Yes
Button Top	Yes
Diameter	16.6mm
Length	34mm
Weight	~18g

Applications

The Nitecore NL166 RCR123 Battery is widely used in:
🔋 Flashlights & Tactical Gear – Powers high-performance LED flashlights and optics.
🔋 Cameras & Security Systems – Ideal for digital cameras, security devices, and sensors.
🔋 Medical Devices – Supports critical medical equipment requiring reliable power.
🔋 Portable Electronics – Suitable for wireless accessories and high-drain electronics.

Safety Guidelines & Warnings

⚠️ IMPORTANT SAFETY NOTICE ⚠️
The Nitecore NL166 RCR123 Battery is designed for use in compatible lithium-ion devices only. Mishandling may result in fire, explosion, or injury.

General Safety Guidelines

✔ Use only with compatible devices and chargers.
✔ Charge with a smart lithium-ion charger designed for RCR123 batteries.
✔ Store in a cool, dry place away from metal objects to prevent short circuits.
✔ Do not mix with primary (non-rechargeable) CR123A batteries.
✔ Inspect battery regularly—replace if damaged or swollen.

🚫 Prohibited Uses & Handling

⛔ DO NOT expose to fire, water, or extreme temperatures.
⛔ DO NOT puncture, crush, or attempt to disassemble.
⛔ DO NOT overcharge or over-discharge the battery.
⛔ DO NOT carry loose batteries in pockets or bags without a protective case.

⚠ User Responsibility & Risk Acknowledgment

The user assumes full responsibility for proper handling, usage, and storage of lithium-ion batteries.
Failure to follow safety precautions may result in serious injury or damage.
Nitecore is not responsible for damages caused by misuse or mishandling of this battery.

By purchasing and using the Nitecore NL166 RCR123 650mAh Battery, you acknowledge and agree to follow all safety guidelines. Failure to comply may result in hazardous consequences.

Power your devices with confidence using the reliable Nitecore NL166 RCR123 Battery! 🔋⚡

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