18650 3.7V 2000–2300mAh Lithium-Ion Rechargeable Battery Cell (Recovered from Laptop Battery Pack)

The 18650 3.7V Lithium-Ion Battery (2000–2300mAh) is a budget-friendly, high-performance rechargeable cell recovered and reclaimed from used laptop battery packs. Every individual used cell undergoes rigorous capacity testing prior to dispatch to ensure a reliable output between 2000mAh and 2300mAh. Ideal for DIY battery pack assembly, custom power banks, solar energy systems, and emergency LED lighting, these tested used cells provide an eco-friendly and cost-effective energy storage solution for makers and hobbyists.

1. DIY Custom Battery Packs: Ideal for building low-cost 12V, 24V, or custom power supply modules using reclaimed cells.

2. Portable Power Bank Projects: Assemble custom portable power banks and emergency phone chargers.

3. Solar Lighting Systems: Reliable energy storage for outdoor solar garden lights and street lamps.

4. Emergency LED Light Projects: Powers portable lanterns, flashlights, and emergency lights.

5. Electronics Testing & Education: Perfect for STEM projects, circuit testing, and DIY prototyping.

⚠️ Important Usage & Safety Notes

• Used Cell Condition: As these are reclaimed cells from used laptop battery packs, individual wrap color, branding, or cosmetic signs of extraction may vary per batch.

• BMS Protection Required: Always use a proper Battery Management System (BMS) or PCM circuit when wiring cells in series or parallel.

• Charge Safety: Use a dedicated 18650 Lithium-Ion charger; do not charge above 4.2V or over-discharge below 2.75V.

7:["

Battery Type	Lithium-Ion Rechargeable Cell
Battery Model	18650
Nominal Voltage	3.7V
Capacity Range	2000–2300mAh
Cell Source	Used / Reclaimed
Cell Condition	Used / Reclaimed
Capacity Testing	Tested Before Sale
Terminal Type	Flat Top, Stock May Vary
Rechargeable	Yes
Package Quantity	1 Piece / 1 Cell