Materials: ABS + PC + electronic components + aluminum alloy + silicone Size: 9.58cm * 3cm * 3.5cm 3.77"*1.18"*1.38" Color: As shown in the picture Type-C Input: 5V/1A Rated Power: 10W Single Rated Capacity: 2000mAh Charging Time: 2.5 hours Working Time: Approximately 480 minutes at 45 degrees Celsius, approximately 240 minutes at 55 degrees Celsius, and approximately 180 minutes at 60 degrees Celsius. 1. Innovative magnetic detachable design, allowing for flexible use and fitting to different parts of the body for greater warmth. 2. USB charging for fast recharging and long-lasting power, providing warmth anytime, anywhere, making travel more convenient. 3. 2-in-1 self-heating function, supporting dual heating modes, 3-second rapid heating, efficient and constant temperature without burning your hands. 4. Mini and portable compact body, lightweight and easy to carry, taking up little space in your pocket or bag. 5. Multi-functional, not only for warming hands, but also for warming the waist, abdomen, and feet, suitable for all seasons. Package includes: Hand warmer + charging cable + instruction manual 【Innovative Magnetic Detachable 2-in-1 Design】Features a unique magnetic detachable structure that allows you to use it as one large warmer or separate into two independent units. Perfect for warming both hands simultaneously, or sharing one with a friend during outdoor activities like hiking, skiing, or camping. 【Fast 3-Second Heating with 3 Adjustable Levels】Experience rapid warmth in just 3 seconds with smart temperature control. Choose from 3 heat levels (Low: 45C / Med: 55C / High: 60C) to suit your comfort. Safe and consistent heat prevents overheating, making it ideal for all-day use indoors or outdoors. 【Long-Lasting & Rechargeable with Type-C Port】Powered by a built-in 2000mAh battery that provides up to 8 hours of continuous warmth on low heat. The included Type-C port supports fast recharging in just 2.5 hours—no disposable batteries needed. Eco-friendly and ready whenever you are. 【-Portable & Multi-Scene Use】Compact and lightweight (3.77" x 1.18" x 1.38"), this hand warmer easily fits in pockets, bags, or gloves. * hands, it can warm your waist, abdomen, or feet during cold weather, commutes, work, or travel—making it a versatile companion year-round. 【Doubles as a Power Bank for Your Devices】Not just a hand warmer—it also functions as an emergency power bank to charge your phone, earbuds, or other USB devices via the Type-C port. Stay warm and connected during winter adventures, power outages, or outdoor excursions.