TOP 8 unusual gadgets for hiking

Muscle power generators

Well, why not. This energy source is perhaps the most reliable and most renewable. Previously, such devices, due to their low efficiency, seemed to be something frivolous. Now the topic of the so-called “hand turbine power” has sharply become relevant: they are able to give the smartphone battery those missing percentages that are necessary to make a salutary call in every sense. You only need to turn the handle vigorously for a few minutes.
With the manual recharge option, we don’t lose anything even in terms of excess weight. After all, “dynamo” is often an element of a power bank, which almost all tourists take with them anyway. Above, we wrote about portable turbines that can be powered by wind and water. So, you can unwind them with your hands.