I got myself a Petzl NAO RL for (ultra-)trailrunning, wich is equipped with a USB C connetor for the battery. My first thougt: Nice, I could run it on a bigger powerbank in my backpack. This kind of works, when using a extention cord with 5 kOhm...
A customized mastermind mechanical assembly from ascending to descending. If you cover the central manual of the water framework equipment of the basic parts. So it has an important estimated mapping gadget.Source: Master For PC