A double press on any switch will turn off the light when the flashlight is on. On the Nitecore NU33 there is also a battery status indicator: this is composed of a series of 4 blue LEDs that light up to indicate the residual capacity of the cell: for example, 4 LEDs on means 100%...
The Nitecore Powerbank NPB1 The NPB1 is a 5000mAh powerbank, with 5V and 9V output, that sports impact resistance and waterproofness. It also has a D-ring, so it can be used in your EDC activities as well as in the outdoors without issues. The powerbank is well built and finished....