Features: 1.Innovative Magnetic Design: This smart hand warmer features a unique magnetic design, allowing two detachable units to easily attach or be used independently. Its compact size and lightweight make it ideal for outdoor activities like camping and skiing. 2.Longer Lasting Warmth: With an enhanced 5000mAh x2 rechargeable battery capacity and performance, enjoy 5-10 hours of continuous heat, ideal for all-day outdoor activities. 3.Best Warming Experience: 3-level temperature adjustment, 3S quick heating, This electric hand warmer offering a wider temperature ranging from 40°C to 60°C 4.Ultimate in Ergonomics: Through hundreds of refinements, Just for a comfortable grip.You'll have an awesome grip feel a with velvety smoothness surface and slim waist in hand. Made to last: Advanced materials and batteries ensure absolute safety and lasts longer and stronger than ever. This handwarmer will make an excellent gift for golfers, campers, hunters, hikers, and other outdoor enthusiasts. Simple Operation: Easily activate rapid heating by pressing and holding the button for three seconds. This handwarmer also functions as a power bank, capable of charging your phone. Specifications: Material: ABS+PC Color: Cream White Battery capacity: Total 10000mAh (single 5000mAh) Charging interface: Type-C Charging Inpu: 5V/2Amax USB Output: 5V/2Amax Temperature: 40°C-50°C-60°C Working time: 10h(40℃)-7h(50℃)-5h(60℃) Package Contents: 2 x Hand warmers 2 x Type-C charging cables 1 x Packaging bag 1 x Instructions in Chinese and English