Efest 18650 Battery 3000mAh 35A Specifications and Safety Guide
Specifications:
- Size: 18650 (Approx. 18.5mm diameter x 65.2mm long)
- Type: IMR/Li-Mn (Rechargeable)
- Rated Capacity: 3000mAh
- Max Continuous Discharge Current: 20A
- Max Pulse Discharge Current: 35A
- Voltage: 3.7V
- Protected: No
- Style: Flat Top
- Weight: 55g
- Color: Dark Purple Metallic
Battery Disclaimer
Important Warning:
Lithium-ion batteries can pose risks, including fire or explosion, if not used properly. Improper use—such as using batteries outside their intended applications, without a Battery Management System (BMS), or outside a battery pack—can result in severe injury or damage. The user assumes full responsibility for their use of lithium-ion batteries.
Proper Care and Usage Instructions
General Guidelines:
- Never discharge the battery below 2.5V under load or 3V when unloaded.
- Always charge fully to 4.2V before the first use.
- Avoid charging the battery beyond 4.3V.
Charging Tips:
- Never leave batteries charging unattended.
- Always charge batteries on fireproof material.
- Use only high-quality chargers designed specifically for lithium-ion batteries.
Storage Recommendations:
- Do not store fully charged batteries for extended periods (weeks or longer).
- Store at 3.6-3.7V in a cool, dry place, preferably in a protective case or individual box.
Safety Practices:
- Avoid exposing the battery to heat.
- Do not short-circuit by connecting the positive and negative contacts directly.
- Do not exceed the manufacturer’s specifications for charging or discharging.
- Always check for visible damage before using batteries or chargers.
Emergency Situations:
- Overheating/Hissing/Bulging: Immediately isolate the battery away from combustible materials.
- Fire: Follow the FAA guidelines:
- Pour water or soda on the battery and nearby areas.
- Preferably, use a foam extinguisher for fire suppression.
Handling and Disposal:
- Always transport and store batteries in non-conductive cases or containers.
- Do not carry batteries loose in pockets, purses, or bags.
- Dispose of batteries and chargers properly, in compliance with local regulations.
