3.7V, 10000mAh lithium Battery and charger; Input:5.0V/2.1A.Working hours up to 12 Hours.
Cordless, Portable& Rechargeable
Passed CE Certification
The battery usb output:5V/3.0A, DC interface：7.4V/2.0A,input:5V/2.0A,Regular charging can be charged using the 5V/2.0A interface. Extended Heating Time: Stay warm and enjoy more time outdoors by taking this along as an additional battery pack.