Kevis Portable Charger, Heated Gilet Vest Jacket Power Bank 7.4V 3A USB, 20000 mAh DC 3.5mm Portable Battery Bank, Battery Pack for iPhone,Samsung, Huawei, Heated Clothes 1Pack

【20000mAh Portable Charger】 20000mAh Ultra-Large Cell Capacity power bank will keep your phone running all day, It widely compatible with smartphone and all USB devices. Allowing you to charge mobile devices without having to be tethered to a plug socket.
【Dual Output & One Input】 The power bank has 1 USB 5V output ports and DC 7.4V that detect all the connected devices and efficiently distributes the current output up to 7.4V 3A. The USB C and DC ports can fully refill the battery itself in 7 hrs at 7.4V 3A.
【Reliable Li-polymer Power Bank】 This portable charger utilizes a safe high-density lithium polymer battery module. It is much safer than any Li-ion charger. It is not only more compact, but it also offers a larger battery capacity, surpassing traditional lithium-ion batteries in safety standards.
【Small and Slim】 It feels incredibly compact for a 20000mAh power bank, weighing just 200g and only 24mm thick. Easy to toss into a bag and incredibly portable. The Type-C input port has no output function.
【What You Get】 20000mAh portable charger, USB cable, our worry-free 12-month warranty and friendly customer service. If you have any question, pls feel free to contact us via message.