Frequently Asked Questions
Find answers to common questions about our products
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How quickly does it heat up?
It starts heating within seconds of being activated.
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How long does the battery last?
Typically 4 to 8+ hours depending on the heat level used.
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How long does it take to charge?
About 4–6 hours using a USB-C cable and compatible adapter.
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Can I use it while charging?
No. Heating is disabled while charging for safety reasons.
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Why is my hand warmer not heating?
It may need charging, a longer power-button hold, or may be in charging mode.
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Why is the heat not very strong?
Lower heat settings are designed for longer runtime—switch to a higher setting for stronger warmth.
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Is it safe to use?
Yes. It includes built-in temperature control to prevent overheating.
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How should I store my hand warmer when I’m not using it for a long time?
Store it in a cool, dry place away from direct sunlight. For long-term storage, keep the battery partially charged (not fully empty or fully full) to help maintain battery health.
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Can I take it on a plane?
Yes, it is generally allowed in carry-on luggage due to its lithium battery (always check airline rules).
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What if my product arrives damaged?
Contact support with photos and a replacement or refund will be arranged.