Thoughtful Gift for All Seasons - Hotdot rechargeable hand warmers feature a sleek design, comfortable grip, and elegant packaging—making them a unique gift for birthdays or “just because.” Perfect for anyone who feels cold in air-conditioned spaces like offices, cars, or airplanes. A year-round gadget that brings comfort beyond winter.Magic Thermochromic Blessing Card - This isn’t just a hand warmer—it’s a way to show you care. Write a personal message on the included thermochromic card. As the device warms up, your hidden message magically appears, delivering a heartwarming surprise ideal for any special occasion.Fast Heating & Long Battery Life - Equipped with a 3200mAh high-capacity battery, this pocket heater delivers heat in just 1 second and provides up to 20 hours of continuous warmth. Whether it's for cold hands in AC rooms or breezy summer nights outdoors, it's always ready to bring you cozy comfort.LED Display with 3 Heat Levels - Choose from three customizable heat settings (104°F–122°F) to suit your comfort. The real-time LED screen clearly shows both temperature and battery level, so you're always in control—ideal for those sensitive to cold environments.Smart, Safe, and Portable - Built with AI-powered temperature control, this compact device keeps warmth steady without overheating. Whether you’re working in an icy office, traveling, camping, golfing, or simply relaxing at home, it’s a handy companion all year round.
