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The Sanford 3.7 V 18650 7000 mAh Rechargeable Li‑Ion Battery is a high‑capacity cylindrical cell designed for electronics, power bank, robotics and IoT applications. It offers the standard 65 mm × 18 mm 18650 form factor, making it compatible with most battery holders and modules.

Key Features:

• Nominal Voltage: 3.7 V (full charge approx. 4.2 V) :contentReference[oaicite:1]{index=1}
• Capacity (label claim): 7000 mAh :contentReference[oaicite:2]{index=2}
• Form Factor: 18650 (approx. 65 mm length × 18 mm diameter) :contentReference[oaicite:3]{index=3}
• Rechargeable Li‑Ion cell technology with no memory effect :contentReference[oaicite:4]{index=4}
• High energy density – suitable for portable and embedded systems :contentReference[oaicite:5]{index=5}
• Cycle Life Claim: Up to ~1000 charge/discharge cycles (manufacturer claim) :contentReference[oaicite:6]{index=6}
• Weight Approximation: ~32‑45 g depending on stock :contentReference[oaicite:7]{index=7}

Specifications:

• Brand: Sanford
• Model: 18650 series
• Cylindrical Li‑Ion cell, Nominal Voltage: 3.7 V
• Full Charge Voltage: 4.2 V :contentReference[oaicite:8]{index=8}
• Discharge Cut‑off Voltage: ~2.75 V :contentReference[oaicite:9]{index=9}
• Capacity Labelled: 7000 mAh (please note: some tests indicate lower actual capacity) :contentReference[oaicite:10]{index=10}
• Dimension: Approx. 65 mm (L) × 18 mm (Ø) :contentReference[oaicite:11]{index=11}
• Cell Type: Rechargeable Li‑Ion
• Typical Applications: Flashlights, power banks, robotics systems, portable electronics

Applications:

• Arduino and embedded electronics projects
• Robotics and automation power supply
• DIY power banks and portable chargers
• Flashlights, headlamps and emergency lighting
• RC toys and model power packs

Package Includes:

• 1 × Sanford 3.7 V 18650 7000 mAh Rechargeable Battery