1. Introduction
This manual provides essential information for the safe and effective use of your Vapcell IMR 18350 H16 1600mAh 5A Flat Top Rechargeable Lithium-Ion Batteries. Please read this manual thoroughly before use and retain it for future reference.

Image 1.1: Vapcell IMR 18350 H16 Batteries.
2. Safety Information
WARNING: Improper use of lithium-ion batteries can result in fire, explosion, or burns. Always follow safety guidelines.
- Do not disassemble, crush, puncture, or short-circuit the battery.
- Do not expose to high temperatures (above 60°C / 140°F) or direct sunlight.
- Do not immerse in water or other liquids.
- Use only chargers specifically designed for lithium-ion batteries.
- Store batteries in a cool, dry place, away from metallic objects.
- Keep out of reach of children.
- If the battery shows signs of damage, swelling, or leakage, discontinue use immediately and dispose of it properly.
3. Setup and Initial Charge
Your Vapcell IMR 18350 H16 batteries are partially charged upon arrival. For optimal performance and longevity, it is recommended to fully charge them before first use.
- Unpack: Carefully remove the batteries from their packaging.
- Inspect: Check each battery for any visible damage, such as dents, tears in the wrap, or corrosion. Do not use damaged batteries.
- Charge: Insert the batteries into a compatible lithium-ion battery charger. Ensure correct polarity (+ and - terminals). Charge until the charger indicates a full charge (typically 4.20V).
Video 3.1: Overview of 18350 1600mAh 5A Flat top Rechargeable Batteries. This video demonstrates the physical appearance and key features of the Vapcell 18350 batteries, including their flat top design and capacity rating.
4. Operating Instructions
These batteries are designed for use in various electronic devices requiring 18350 size lithium-ion cells, such as remote control vehicles, LED flashlights, and certain medical equipment.
- Compatibility: Ensure your device is compatible with 18350 flat top lithium-ion batteries and can handle a 5A continuous discharge rate.
- Insertion: Insert the batteries into your device according to the polarity markings (+ and -) indicated by the device manufacturer. Incorrect insertion can cause damage to the device or battery.
- Usage: Operate your device as per its own instruction manual. Monitor battery performance and recharge when power diminishes.

Image 4.1: Typical Applications for Vapcell 18350 Batteries.
5. Maintenance and Storage
Proper maintenance and storage will extend the lifespan and ensure the safety of your batteries.
- Regular Charging: Recharge batteries before they are fully depleted to avoid over-discharge, which can damage lithium-ion cells.
- Avoid Overcharging: Always remove batteries from the charger once fully charged. Do not leave them on a charger indefinitely.
- Clean Contacts: Periodically clean the battery contacts and device terminals with a clean, dry cloth to ensure good electrical connection.
- Storage: For long-term storage, charge batteries to approximately 50-70% capacity and store them in a cool, dry place (ideally between 10°C and 25°C / 50°F and 77°F). Avoid extreme temperatures.
- Protection: When not in use, store batteries in a protective case to prevent accidental short-circuiting or damage.
6. Troubleshooting
If you encounter issues with your batteries, consider the following common solutions:
- Battery Not Charging:
- Ensure the charger is properly connected to a power source.
- Verify batteries are inserted with correct polarity.
- Check if the charger or batteries are damaged.
- Device Not Powering On:
- Confirm batteries are fully charged.
- Check for correct battery insertion and polarity.
- Clean battery and device contacts.
- Ensure the device itself is functioning correctly with other known-good batteries.
- Reduced Run Time:
- Battery capacity naturally degrades over time and cycles.
- Ensure batteries are being fully charged.
- Consider if the device's power demands have increased or if the batteries are nearing the end of their lifespan.
If problems persist, contact the seller or manufacturer for further assistance.
7. Specifications
Detailed technical specifications for the Vapcell IMR 18350 H16 batteries:

Image 7.1: Key Specifications Overview.
| Feature | Detail |
|---|---|
| Model | H16 |
| Battery Type | INR 18350 Lithium Ion |
| Typical Capacity | 1600mAh (0.2C discharge) |
| Minimum Capacity | 1500mAh (0.2C discharge) |
| Nominal Voltage | 3.60V |
| Max Continuous Discharge Current (CDR) | 5A (5000mA) |
| End-of-Charge Voltage | 4.20V |
| End-of-Discharge Voltage | 2.50V |
| Dimensions | 18.3 ± 0.2 mm (width) x 35.0 ± 0.3 mm (length) |
| Weight | 26g |
| Internal Resistance | 60mΩ (AC 1kHz) |
| Standard Charge Current | 500mA (CCCV 50mA cut-off) |
| Quick Charge Current | 1000mA |
| Top Type | Flat Top |
| Recommended Uses | Remote Control Vehicle, LED Flashlight, Medical Equipment, Power Tools, Toys |

Image 7.2: Vapcell H16 Detailed Specifications.

Image 7.3: Vapcell H16 Battery Discharge Test Results.
8. Warranty and Support
For warranty information and customer support, please refer to the product packaging or contact the seller directly. Specific warranty terms and support channels are typically provided by the distributor or manufacturer at the point of purchase.