18650 3.7V 3500mAh Cell (4-Pack)

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18650 3.7V 3500mAh Cell (4-Pack)

4.5 (342 reviews)

$29.99

Premium grade 18650 lithium-ion cells, ideal for DIY battery packs, flashlights, power tools, and portable electronics. High capacity with consistent performance.

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Premium grade 18650 lithium-ion cells, ideal for DIY battery packs, flashlights, power tools, and portable electronics. High capacity with consistent performance.

All our batteries undergo rigorous quality testing before shipment. Each unit includes a comprehensive test report and is backed by our warranty program. For bulk orders and custom configurations, please contact our sales team.

Customer Reviews

Fast delivery and genuine cells. Tested all 4 cells and they all measured above 3450mAh. Will buy again for my DIY power wall project.

James W. — United Kingdom2026-01-03