Nitecore's NPB4 is the Hummer H1 of power banks
Designed for the outdoors, the Nitecore NPB4 is a tank of a battery pack. The power bank can be submerged up to 2M/6.5ft and it’s housed in a fire retardant shell that is both impact-resistant and can withstand high temperatures. When it comes to power, the NPB4 uses long-lasting, high-performance […]