Features 1. Intelligent Digital Control Hand Warmer: This portable hand warmer is not only designed for winter warmth, but also provides a series of multifunctional functions, including a massage function to relieve fatigue. 2. Quick Double-Sided Heating: This hand warmer can quickly activate the heating function by pressing and holding for 3 seconds, without the need for prolonged waiting. It provides a product power of 10-15W, ensuring sufficient warmth on cold days. 3. Mobile Power Supply: This hand warmer is equipped with a high capacity 1200mAh battery, which is lightweight and compact, making it perfect for charging mobile devices during camping, hiking, hiking, or picnic adventures. 4. Intelligent LED Digital Display Screen: The integrated LED display screen displays the current temperature and remaining temperature in a clear and convenient way, eliminating speculation related to checking these details. 5. Adjustable Temperature: Choose from three temperature settings to customize your comfort level. The first stage provides a low temperature of 50 ° C, the second stage maintains a constant temperature of 55 ° C, and the third stage provides a high temperature of 60 ° C. Adjust the temperature as needed. Specification Material: ABS Color: Pink, White, Blue Size: 10 x 7 x 4 cm Weight: 160 g Package Include: 1x Hand Warmer