- Safety and Portability: Crafted from three temperature-resistant, flame-retardant materials including ABS and aluminum alloy, this hand warmer ensures safety even in high-temperature environments. It comes with a special hanging rope, making it lightweight and portable—ideal for winter gifts for friends and family. - Rapid Heating Technology: With advanced heating technology, this hand warmer reaches optimal warmth in just 3 seconds, effectively banishing the cold. Perfect for outdoor adventures or indoor work, it quickly warms your hands whenever needed. - USB Hand Warmer and Power Bank: Its charming moonlight design adds a gentle glow to your winter nights, creating a cozy atmosphere reminiscent of a stroll on the moon's surface, while providing practical warmth during cold weather. - Smart Display with 3 Heating Modes: Featuring a visual display, you can easily monitor the battery level and temperature settings in real-time. Adjust the warmth across three settings to tailor your heating experience according to your needs, ensuring comfort and convenience on demand. Use Scenarios: 1. Ideal for outdoor activities like hiking or camping during winter months, where quick warmth is essential. 2. Perfect for office use, allowing you to keep your hands warm while working at your desk without bulky gloves. 3. Great for cozy evenings at home, providing warm comfort while reading or enjoying a movie.