Hand Warmers Rechargeable - 10000mAh Reusable Hand Warmers -USB Electric Handwarmers with 3 Levels Heating - Portable Pocket Heater for Outdoor Activities,Winter Gifts - SHENZHENSHI ZHONGQI SUJIAOMOJU CO.,Ltd, W-Y01

• 【Fast Charging & Efficient】Utilizing an advanced battery management system for more effective monitoring of hand warmer battery status, our rechargeable hand warmer maximizes charging efficiency. With a substantial 10000mAh capacity, it ensures prolonged heating. Smart energy-saving technology adjusts heating power based on environmental temperature, extending usage time. Keep worries at bay in the winter with our intelligent and reliable warmth solution. 【3 Temperature Settings】Adjustable to different temperature levels of rechargeable hand warmer based on personal preferences, preventing unnecessary power consumption. This feature adds a personalized touch to warming experiences, allowing users to select a higher setting for intense warmth during cold weather, or opt for a lower setting to maintain a comfortable warmth in relatively milder conditions. 【Portable Hand Warmer and Power Bank 2 in 1】Multi-functional rechargeable hand warmer as a portable power bank, and features rapid charging technology, filling up in an instant, significantly reducing your waiting time and greatly enhancing efficiency! What's even more impressive is our utilization of both rapid heating and constant temperature technologies, ensuring you feel warmth quickly, promptly satisfying your desire for a comfortable lifestyle. 【Lanyard Design & Lightweight】The lanyard design of rechargeable handwarmers enhances the portability of our rechargeable hand warmer. You can effortlessly hang it on your wrist, bag, belt, or keychain, making it easy to carry. Enjoy the warmth for your hands anytime, anywhere, without worrying about forgetting or leaving it behind. Convenient to carry, warmth at your fingertips. 【Safety Assurance】Hand warmers electric typically come equipped with temperature control protection to prevent overheating or excessive cooling, ensuring user safety. This clever design significantly reduces potential safety hazards that may arise from prolonged use, providing you with a more reliable safeguard.