【3-in-1 Convenient Hand Warmers】: Each 2000mAh hand warmer comes with a 10000mAh charging case, allowing multiple recharges for extended use. It makes recharging on the go a breeze. 【Long-Lasting Heat, Up to 12hrs】: Choose from three heat settings to enjoy up to 6 hours*2 of warmth at 95-108℉, 5 hours*2 at 109-118℉, or 3 hours*2 at 119-131℉. Perfect for extended trips or outdoor work in cold environments. 【3 Adjustable Heat Levels】: Whether you're walking your dog on a chilly morning, attending outdoor winter festivals, or working in a cold warehouse, adjust between 95-108℉, 109-118℉, and 119-131℉ to stay comfortable in any environment. 【Beyond Magnetic, Real Double-Sided】: This design heats both sides simultaneously, offering faster heat distribution and ensuring both hands stay warm in cold conditions. Ideal for skiing, snowboarding, fishing, or just relaxing on a chilly evening, the fast-heating design ensures both hands stay warm and cozy. 【Intelligent Safety & Temperature Control】: The built-in intelligent temperature control system ensures stable heat and prevents overheating. The wave-like temperature regulation provides consistent warmth, making it ideal for a wide range of users and environments. 【Compact & Portable Design for On-the-Go Warmth】: This hand warmer set is ultra-compact and fits comfortably in your hand. Perfect for outdoor activities, commuting, or just keeping cozy during cold weather. Take them anywhere for convenient warmth. 【Perfect Winter Gift for All Ages】: Stylish, practical, and safe, these rechargeable hand warmers make the perfect gift for friends and family. Whether for Christmas, birthdays, or any winter occasion, they are ideal for outdoor enthusiasts, commuters, or anyone looking to stay warm. 4 Colors are suitable for all ages and easy to use. 【Specifications】 Item name: 3-in-1 Hand Warmers Rechargeable 2 Pack, 14000mAh Portable Double-Sided Handwarmers with Charging Case, Up to 12H Warmth, 3 Levels Temp Fast Heating Pocket Warmers, Gifts for Christmas Golf Hunting Material: ABS Charging Time: 6Hrs for charging case Working Time: 6-12H (depending on different temperature mode) Features: 10000mAh charging case 2000mAh hand warmer Long-Lasting Heat 3 Adjustable Heat Levels Real Double-Sided Intelligent Safety & Temperature Control WHAT’S INSIDE THE PACKAGE? 1 Charging case 2 x Hand Warmers 1 x Charging cable 1 x User manual