These Dual Palm Rechargeable Hand Warmers have a split magnetic design allowing you to warm both hands without having them next to each other. With three heat settings, you can easily adjust the hand warmers to the ideal temperature for you and the conditions you're in. The USB-C cable allows you to charge your mobile from the hand warmers, so you can stay connected while out adventuring. At the touch of a button, the rapid start will deliver heat for up to 9 hours. The hand warmers can be easily recharged using the mains or USB. They feature a compact design and are easy to operate. The hand warmers provide 6-9 hours of heat and have a rapid start that heats up in 10 seconds. They also have a power bank function and are USB rechargeable with a USB-C cable included. The hand warmers weigh 113g each and have dimensions of 63x109x20mm each. They can be charged using a USB-Type C 5V 2A (max) input and have a USB 5V 2.1A (max) output.