About this item

🔋 18650 Lithium Battery – 2000mAh 3.7V, 5C Discharge

The 18650 lithium-ion battery 2000mAh 3.7V is a rechargeable cell offering good energy density and reliable performance for a wide range of electronic applications.
With a 5C discharge rate, it is suitable for projects requiring stable power delivery and moderate current demand.

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🛡️ Features & Advantages

• 🔋 2000mAh capacity
• ⚡ 3.7V nominal voltage
• 🔥 5C discharge rate
• ♻️ Rechargeable for hundreds of cycles
• 🧰 Standard 18650 form factor
• 🔌 Compatible with DIY battery packs and electronics projects

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📦 Technical Description

• 🧩 Type: Lithium-Ion (Li-ion) Battery
• 🔋 Format: 18650
• ⚡ Nominal voltage: 3.7V
• 🔌 Maximum charge voltage: 4.2V
• 📦 Capacity: 2000mAh
• 🔥 Discharge rate: 5C
• ⚡ Maximum theoretical discharge current: up to 10A (2000mAh × 5C)
• ♻️ Rechargeable: Yes

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🛠️ Applications

• 🔦 LED flashlights
• 🔋 DIY battery packs
• 🤖 Robotics and embedded electronics
• 🚲 Small electric vehicles
• 🔌 Portable power systems

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⚠️ Usage Notes

• ❗ Use a charger designed for 4.2V Li-ion batteries
• 🔧 Avoid short circuits and reverse polarity
• 🛡️ Do not puncture, crush, or expose to high temperatures
• 🔋 Use a BMS when assembling multi-cell battery packs

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✨ Key Features

• 🔋 2000mAh capacity
• ⚡ 3.7V nominal voltage
• 🔥 5C discharge rate
• ♻️ Rechargeable
• 📦 Standard 18650 size

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📦 Package Contents

• 1 × 18650 Lithium-Ion Battery 2000mAh 3.7V