Unigear Hand Warmer rechargeable, 5200mAh Reusable electric Hand Warmer Powerbank USB portable with adjustable heat levels of 35-55°C & digital display, warmth for Raynauds outdoor hiking

"At your fingertips: Our rechargeable electronic hand warmers can heat both sides in 3 seconds and keep your hands warm. It features 2 A-class batteries and an innovative LED digital screen to display the charging status and temperature range. Longer-lasting warmth than ever before: With an adjustable temperature range of 35-55 °C (95-131 °F), you can set the hand warmer's temperature to any degree without the restriction of traditional 2-3 temperature levels. Simply charge the device for 2-3 hours and enjoy 4-8 hours of warm hands! Ideal for winter hiking or commuting on cold mornings. 100% Safety Tested: Unlike other electronic hand warmers, the Unigear hand warmer power bank has global commercial insurance. In addition, our battery has 3 built-in temperature sensors to ensure its safety and global commercial insurance. Its surface is made of aerospace aluminum, which has excellent heat conduction and dissipation performance. 2-in-1 Powerbank Hand Warmer: With a 5200mAh battery, this reusable hand warmer also serves as a portable charger for iPhone and Android with USB Type-C/USB output/micro-USB charging port. As a multifunctional device, it boasts a slim, compact design – the perfect travel companion! Our rechargeable pocket hand warmers are perfect for people with rheumatoid arthritis and can help you withstand harsh temperatures during outdoor adventures. A practical gift for your wife, husband, or children in the cold winter or at Christmas."