OCOOPA UT3 Pro Magnetic Hand Warmers Rechargeable Power Bank

Professional-grade magnetic hand warmers with intelligent heating technology. Dual 5000mAh rechargeable lithium batteries provide 6.5-14 hours continuous warmth. Features 3-second rapid heating, 4 temperature levels (38°C-58°C/100°F-136°F), and doubles as power bank for smartphones. Ergonomic design with smooth velvety surface. Perfect for winter sports, outdoor work, arthritis relief, and cold weather activities. CE certified with advanced safety features.