Rechargeable Hand Warmer, 15 Hrs Warmth, 4 Levels Electric Heater

Detachable Hand Warmer: Stay warm in winter and remove the heating shell to charge your phone on warmer days. This product is designed for all four seasons. - Faster Heat, Larger Surface: With a 20% increase in power density and a 30% larger heating surface than previous models, the U5s produces significant heat in seconds. Its super durable, smooth, unibody, high-grade, brushed aluminum housing promotes heat retention and even distribution. - Longer Lasting Warmth, Dual Purpose: Equipped with a 10,000mAh rechargeable battery, it can provide a significant heat output for over 16 hours on low or charge your phone up to three times at full capacity. - Best Warming Moments: Ergonomically comfortable and aesthetically pleasing, the U5s features four heating temperature settings ranging from comfortable warmth to 145°F. Choose your preferred heat level, and we’ll remember your last setting for next time. - With its patented original design, stylish look, and practical function, the U5s makes an ideal gift for tech lovers, sports enthusiasts, and anyone you care about. Bring warmth from their fingertips to their hearts. </revision>