The BigM 3.7V 2500mAh lithium-ion 18650 battery with solder tabs is a rechargeable power source commonly used in various applications such as solar lights, flashlights, and other portable electronic devices. Here’s a detailed overview:
Key Features:
1. Voltage:
• Nominal voltage: 3.7V
• Fully charged voltage: Approximately 4.2V
• Discharge cut-off voltage: Typically 2.5–3.0V
2. Capacity:
• Rated capacity: 2500mAh
• This BigM 18650 battery with solder tabs Provides a balance of capacity and discharge rate for medium-demand applications.
3. Design:
• 18650 format: This BigM 18650 battery with solder tabs is standard cylindrical shaped, measuring approximately 18mm in diameter and 65mm in length.
• Equipped with tabs: This BigM 18650 battery with solder tabs is convenient for soldering or spot-welding to circuits, making it ideal for custom builds or battery packs.
4. Chemistry: Lithium-ion technology ensures high energy density, long cycle life, and consistent performance.
5. Rechargeable: Designed for multiple charge-discharge cycles, making it a cost-effective and environmentally friendly choice.
6. Safety Features: Protection circuit to prevent overcharging, over-discharging, and short circuits.
Product Specifications
Model Number: 2500mAh Flat Top with Solder Tabs
Battery Type: Lithium Ion
Battery type: 18650 Rechargeable Li-ion
Dimension: 18mm diameter X 65mm Length
Battery Capacity: 2500mah high storage capacity
Voltage: 3.70V
Discharge current: 7.5A
Charging time: about 4 hours
Recycle time: up to 1500 times charge cycles
Applications:
• Solar Lights: Ideal for energy storage in small solar systems due to consistent voltage and capacity.
• Flashlights: Provides high energy output for extended runtimes.
• Electronic Devices: Powers portable gadgets, RC toys, or DIY electronics projects.
• Battery Packs: Can be assembled in series or parallel for higher voltage or capacity requirements.
Advantages:
• This BigM 18650 battery with solder tabs has High energy density and is lightweight compared to traditional rechargeable batteries.
• Long lifespan with 500+ of charge cycles.
• Low self-discharge rate when not in use.
• Easy to integrate into existing systems with solderable tabs.
Usage Instructions:
1. Charging: Use a compatible lithium-ion charger; avoid overcharging (voltage > 4.2V).
2. Discharging: Ensure the device doesn’t discharge below 2.5V to prolong battery life.
3. Storage: Store in a cool, dry place at 40–60% charge to minimize degradation.
4. Handling: Avoid physical damage or exposure to extreme temperatures to prevent hazards.
Safety Notes:
• Do not puncture, crush, or expose to fire.
• Only use with devices that have compatible voltage and current requirements.
• Ensure proper disposal or recycling to avoid environmental harm.
This BigM 18650 battery with solder tabs is versatile, reliable, and an excellent choice for various everyday and specialized applications.
