Frequently Asked Questions (FAQs)

1. Are your batteries genuine Samsung products?

Yes. All batteries sold on 21700-18650Batteries.com are 100% genuine Samsung cells purchased directly from authorized distributors. We do not sell counterfeit or rewrapped cells.

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2. Do the batteries come in original Samsung packaging?

• Full box orders are shipped in original sealed Samsung packaging.
• Smaller orders (less than one box) are carefully repacked for safe delivery. Please note: the Samsung 21700-50E cells do not have “Samsung” printed on each battery, but they are original and certified.

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3. What are the typical applications of these batteries?

Samsung 21700 and 18650 batteries are widely used in:

• E-bikes and electric scooters
• Laptops and consumer electronics
• Cordless power tools (drills, saws, etc.)
• Solar energy storage systems
• Flashlights and portable lighting
• Medical devices (portable diagnostics, oxygen concentrators)

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4. Do you provide technical datasheets?

Yes. We provide a short technical brochure with key specifications on each product page. If you require the full Samsung datasheet, please contact us.

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5. How should I handle and use lithium-ion batteries safely?

• Always use a compatible charger.
• Do not short-circuit, puncture, expose to heat, or disassemble the batteries.
• Store in a cool, dry place.
• Keep away from children.
• Misuse may result in fire, explosion, or injury.

(See our Battery Safety Guidelines for more details.)

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6. Do you ship internationally?

Currently, we ship within the UK and selected EU countries. For bulk or international orders, please contact us for shipping options.

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7. Can I return a battery if I change my mind?

We only accept returns of unused and unopened batteries in their original condition, due to safety regulations. Please review our Returns & Refund Policy for details.

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8. Do your batteries come with a warranty?

Our batteries are supplied new and genuine. However, we do not provide warranty for misuse, improper charging, or modification. Warranty applies only to manufacturing defects.

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9. Do you offer wholesale or bulk orders?

Yes. We can supply bulk orders with original Samsung packaging. Please contact us at sales@21700-18650batteries.com for wholesale inquiries.

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10. How can I contact you?

You can reach us at:
📧 sales@21700-18650batteries.com
🌐 www.21700-18650batteries.com