OCOOPA UT2s 2-in-1 Fast Heating Rechargeable MagTwins Hand Warmer 10000mAh Power Bank - Grey •[2-in-1 Design] MagTwins is composed of two identical hand warmers that can be attached together using built-in magnets. You'll have 2 stylish hand warmers after separating them •[Extended Battery Life] Each MagTwins unit is equipped with a powerful 5000mAh battery,providing up to 8+ hours of warmth on a low setting. In addition,it functions as a portable charger capable of charging most smartphones up to 1.5 times,ensuring both warmth and power for extended adventures •[Rapid Heating] With a single button press,MagTwins deliver fast,efficient warmth,heating up within 3 seconds. With 20% more power density,they provide balanced and consistent heat distribution,making them ideal for immediate relief in cold conditions •[4 Heat Settings] Choose from four heat levels up to 136℉,and MagTwins will remember your last setting for added convenience. Whether for outdoor sports,commutes,or just staying cozy indoors,these warmers adapt to your needs •[Compact & Versatile Design] MagTwins are designed for ultimate portability and functionality. The compact design easily fits in pockets or bags,making them the ideal companion for cold-weather activities •Specifications: •Battery capacity: 2*5000mAh,21700 battery cells •Usage time: 6-16 hours •Input: Typ-C 5V 2A •Output: USB-A: 5V 2A •Temperature level: 4 levels,104 - 115°F/115 - 126°F/126 - 136°F/133 - 145°F •Indicator light: Red/Blue •Certification: CE,UKCA,FCC,ROHS,etc. Package included: •1 x Hand Warmer (Two Parts) •1 x Charging Cable •1 x English User Manual •Other items not include