29-Hour Extended Battery Life: Experience uninterrupted warmth with our third-generation advanced battery technology. A single charge provides an astonishing 29 hours of continuous use, a 50% improvement in battery life. Say goodbye to cold hands during long winter days.

Instant Heat in Just 1 Second: Our new-generation heating technology ensures the hand warmer reaches maximum warmth in just 1 second. It’s ready to keep you warm at a moment’s notice, anytime, anywhere.

NTC Precision Temperature Control: Experience the utmost safety and comfort with our cutting-edge NTC Precision Temperature Control Technology. This industry-leading innovation prevents overheating and maintains a constant temperature once the desired level is reached, ensuring you enjoy the safest and coziest warmth.

Double the Safety with Multiple Protections: Our hand warmer employs state-of-the-art safety technology, including overcharging protection, explosion-proof design, and leakage prevention. Rest easy while enjoying the warmth, knowing that our product has passed rigorous international standards, including UL, CE and FCC certifications.

Exceptional After-Sales Support: Experience peace of mind with our hand warmer’s exceptional after-sales support. Our dedicated team is always ready to assist you with any questions or concerns, ensuring your satisfaction and comfort are our top priorities. Say goodbye to worries and hello to reliable warmth!