Magnetic rechargeable hand warmers: The UT3 Lite uses four powerful magnets to seamlessly connect the twin hand warmers quickly and easily.Lighter. Thinner. Better. At just 1.85cm(0.72") thin and weighing a mere 65 grams, the UT3 Lite slips effortlessly into your gloves or pocket. It's thinner and lighter, yet its innovative design ensures the same powerful warmth, ready when you are.Instant, Lasting Warmth: Feel the comfort of warmth in 5 seconds. Choose from three precisely calibrated settings, reaching up to 126°F. All powered by a 5000mAh battery, giving you up to 8 hours of warmth.Crafted to Perfection: Every detail matters. From the UL Certified temperature control chip to its polished exterior, the UT3 Lite is a blend of safety, simplicity, and sophistication—crafted to perfection.The Gift of Warmth: For those who venture outdoors or simply need a touch of warmth, the UT3 Lite is more than a hand warmer—it's a gift of comfort, thoughtfully engineered.