Frequently Asked Questions

Find answers to common questions about our products

  • How quickly does it heat up?

    It starts heating within seconds of being activated.

  • How long does the battery last?

    Typically 4 to 8+ hours depending on the heat level used.

  • How long does it take to charge?

    About 4–6 hours using a USB-C cable and compatible adapter.

  • Can I use it while charging?

    No. Heating is disabled while charging for safety reasons.

  • Why is my hand warmer not heating?

    It may need charging, a longer power-button hold, or may be in charging mode.

  • Why is the heat not very strong?

    Lower heat settings are designed for longer runtime—switch to a higher setting for stronger warmth.

  • Is it safe to use?

    Yes. It includes built-in temperature control to prevent overheating.

  • 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.

  • 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).

  • What if my product arrives damaged?

    Contact support with photos and a replacement or refund will be arranged.