5000mAh Rechargeable Hand Warmers: Portable Pocket Warmer and Power Bank for Camping Rechargeable Hand Warmers: Experience instant warmth with our rechargeable hand warmers, designed to provide double-sided heating in just seconds. The user-friendly one-button system ensures easy operation and rapid heating, making it perfect for quick relief from the cold. Versatile Heating Settings: Customize your comfort with four different temperature settings, reaching up to 52℃. This allows you to quickly achieve your desired warmth, keeping your hands cozy in chilly weather. The integrated battery and heat indicator provide real-time updates on the selected heat setting and remaining battery life. Large Battery Capacity: Equipped with a robust 5000mAh lithium battery, this hand warmer offers 4 to 8 hours of continuous warmth. Additionally, it doubles as an emergency backup battery for your phone, ensuring you stay connected even in remote locations. Ergonomic Design: The soft, comfortable surface and ergonomic curved shape make it easy to wrap your hands around, delivering warmth from palm to thumb. Its lightweight and stylish design fits effortlessly in your pocket or glove, making it a convenient companion for any adventure. Multifunctional Gift: More than just a hand warmer, this device serves as an emergency power bank, making it an ideal gift for outdoor enthusiasts and office workers alike. Whether you're engaging in outdoor sports, commuting, or enjoying indoor activities, this versatile gadget is a must-have for staying warm and powered up. Embrace the cold with confidence and convenience, knowing you have a reliable source of warmth and power at your fingertips. Perfect for camping, hiking, or everyday use, this rechargeable hand warmer is your go-to solution for comfort and connectivity.