The Nitecore NL1836 18650 3600mAh Battery is a high-capacity, high-performance lithium-ion rechargeable power cell designed for maximum safety and reliability. Featuring built-in protection circuitry, this battery safeguards against overcharging, over-discharging, and short circuits. With a 3600mAh capacity and a 3A continuous discharge rate, this battery is ideal for high-drain flashlights, battery packs, and other demanding electronics requiring a button top battery.
Key Features
✅ Ultra-High Capacity: 3600mAh ensures prolonged runtime for extended use.
✅ High Discharge Rate: 3A continuous discharge, perfect for high-drain applications.
✅ Built-in Protection Circuit: Prevents overcharging, over-discharging, and short circuits.
✅ Lithium-Ion Chemistry: Delivers efficient, stable, and reliable power.
✅ Rechargeable & Durable: Supports hundreds of charge cycles with minimal capacity degradation.
✅ Button Top Design: Ensures compatibility with flashlights, power tools, and devices requiring raised terminals.Applications
The Nitecore NL1836 18650 3600mAh Battery - Protected Button Top is widely used in high-drain electronic devices, including:
🔋 High-Performance Flashlights & Tactical Lights – Designed for powerful LED flashlights requiring high discharge rates.
🔋 Battery Packs – Commonly used in custom-built power storage solutions with safety features.
🔋 Consumer Electronics – Compatible with high-drain wireless devices, headlamps, and other gadgets.
🔋 Medical Devices – Provides stable and long-lasting power for essential healthcare equipment.
🔋 Portable Power Banks & Backup Systems – Ensures steady energy output for emergency power applications.
SPECIFICATIONS:
| Manufacturer: |
Nitecore |
| Model: |
NL1836 |
| Size: |
18650 |
| Style: |
Button/Nipple Top |
| Protected: |
Yes, PCB |
| Nominal Capacity: |
3600mAh |
| Discharge Current: |
3A |
| Nominal Voltage: |
3.6V |
| Maximum Voltage: |
4.2V |
| Approximate Dimensions: |
18.4mm x 69.9mm |
| Approximate Weight: |
50g |
| Origin: |
China |
Safety Guidelines & Warnings
⚠️ IMPORTANT SAFETY NOTICE ⚠️
While this battery includes built-in protection circuitry, lithium-ion batteries still require proper handling to ensure safe operation. Failure to follow safety guidelines may result in fire, explosion, serious injury, or property damage.
General Safety Guidelines
✔ Only purchase and use if you fully understand lithium-ion battery safety.
✔ Always charge using a compatible Li-Ion smart charger—never leave batteries charging unattended.
✔ Store batteries in a protective case—never carry them loose in a pocket, bag, or purse.
✔ Keep away from metal objects (keys, coins, tools) to prevent accidental short circuits.
✔ Use only within manufacturer-listed specifications and in protected battery packs.
✔ Ensure proper ventilation while charging and avoid extreme heat sources.
✔ Resellers must provide these warnings to all customers.
🚫 Prohibited Uses & Handling
⛔ DO NOT use this battery in e-cigarettes, vaporizers, or similar devices.
⛔ DO NOT mix old and new, or used and unused batteries.
⛔ DO NOT short circuit, puncture, cut, crush, incinerate, or modify the battery.
⛔ DO NOT use if the battery wrapper is torn or damaged in any way.
⛔ DO NOT overcharge or over-discharge—this can reduce battery lifespan or cause failure.
⛔ DO NOT expose the battery to water, extreme heat, or direct sunlight.
⛔ DO NOT attempt to remove the built-in protection circuit.
⚠ User Responsibility & Risk Acknowledgment
-
The user assumes full responsibility for proper handling, charging, and storage.
- Misuse or mishandling may result in serious injury or damage.
-
No guarantee of compatibility with any specific device is provided.
- Usage of this battery is at your own risk.
By purchasing and using the Nitecore NL1836 18650 3600mAh Battery, you acknowledge and agree to follow all safety guidelines. Failure to comply may result in hazardous consequences. Prior knowledge of lithium-ion battery safety is required before purchase.
Stay safe and handle responsibly. 🔋
