Features: Multi-Function Design: Combines a portable power bank, hand warmer, and flashlight in one compact device, offering versatility for outdoor activities and emergency situations. Efficient Heating: Provides quick and long-lasting heat to keep hands warm in cold weather, with adjustable temperature settings for personalized comfort. Portable Power Bank: Equipped with a high-capacity battery to charge smartphones, tablets, and other devices on-the-go, ensuring you stay powered up in any situation. Compact & Lightweight: Conveniently designed for easy portability, making it ideal for travel, camping, hiking, or daily commuting in winter. Safety Features: Includes overcharge protection, temperature regulation, and durable construction to ensure safe and reliable performance. Notice: 1. Actual color may be slightly different from the image due to different light effects. 2. Please allow 1-3 cm deviation due to manual measurement. Battery capacity: 5000 mAh Size: 99 x 50 x 28 mm Charging time: about 3 hours Temperature: Low temperature: 45°C Medium temperature: 50°C High temperature: 55°C Usage time: Low temperature: 12 hours Medium temperature: 5.8 hours High temperature: about 4.5 hours Package List: 1 x 3-in-1 Portable Charger Hand Warmer