Keyword: Powerbank

Outxe - Rugged Outdoor Power Bank

New in the test: the Outxe Rugged Power Bank - with 10.000mAh capacity, lamp and solar panel.

Dura Case - waterproof iPhone case with battery

For shorter activities, I use my smartphone instead of a full-blown GPS device. With the GPS module switched on and a constantly running map and navigation software, the ...