3.7V 18650 Sanford Rechargeable Battery
Specifications:
- Capacity (mAh): 1000mAh (approx.)
- Rechargeable Times: Up To 1000 Times
- Output Voltage: 3.7V
- High energy density
- High working voltage for single battery cells.
- Pollution-free
- Long cycle life
150৳ Original price was: 150৳ .110৳ Current price is: 110৳ .
32 in stock
32 in stock
Payment Methods:
Description
🔋 3.7V 18650 Sanford Rechargeable Battery (Li-ion)
The Sanford 18650 3.7V Rechargeable Battery is a high-performance lithium-ion cell designed for long-lasting power and reliable performance. It is widely used in electronic devices, DIY projects, rechargeable torches, power banks, emergency lights, and other battery-powered equipment.
✅ Key Features
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🔋 Battery Type: Lithium-Ion (Li-ion)
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⚡ Nominal Voltage: 3.7V
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🔄 Rechargeable: Yes
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🔢 Model Size: 18650 (18mm diameter × 65mm length)
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🔋 Capacity: Usually 2200mAh – 3000mAh (depending on model version)
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♻️ Long Cycle Life: 500+ charge/discharge cycles
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🔒 Low Self-Discharge Rate
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🔥 Stable and Reliable Performance
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💡 High Energy Density
📏 Technical Specifications
| Specification | Details |
|---|---|
| Battery Chemistry | Lithium-Ion |
| Voltage | 3.7V |
| Size | 18mm × 65mm |
| Weight | Approx. 40–50g |
| Charging Voltage | 4.2V (Max) |
| Cut-off Voltage | 2.75V – 3.0V |
| Operating Temperature | -20°C to 60°C |
🔧 Applications
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🔦 LED Flashlights / Torch Lights
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🔋 Power Banks
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🚨 Emergency Lights
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🔌 DIY Electronics Projects
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🔊 Portable Speakers
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🚲 Electric Bike Battery Packs
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🔬 Robotics & Arduino Projects
⚠️ Safety Instructions
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❌ Do not short-circuit
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❌ Do not overcharge (use proper 18650 charger)
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❌ Do not puncture or crush
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❌ Do not expose to high heat or fire
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⚠️ Always use compatible lithium-ion charger
💡 Advantages
✔ Lightweight and compact
✔ High capacity
✔ Long service life
✔ Environment friendly (Rechargeable)
✔ Cost effective for long-term use
Customer Reviews
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