Arctic Frost Rechargeable Battery from Outwell is a portable battery that serves as an independent power supply, for instance at a campsite.\n\nBattery capacity of 15,600mAh\nBuilt-in battery level indicator\nMaintains an Outwell Arctic Frost 50 at 5 ℃ for about 20 hours with an external temperature of 25 ℃\n Outwell Arctic Frost Rechargeable Battery Black | Buy Outwell Arctic Frost Rechargeable Battery Black here | Outnorth