Peut-être que vous pouvez préparer une lampe frontale, elle est très légère et ne vous fatiguera pas
https://www.olightstore.fr/array-2s-noir.html

Many thanks to you for this answer Denis, this is where the Athenians came to. The foundation of the readiness is finished at 70% of the most extreme pulse, and I feel good there. In any case, going on like this, Im more similar to 9mn/km. I don't know if I can hold out any quicker!