Anker Powercore PD 10000 and PD 20000 and Nitecore NB10000 and NB20000 carbon fiber portable battery chargers are put through the BatteryBench testing protocol.
The Nitecore NB10000 is a simple portable battery charger built around a carbon-fiber platform for maximum weight savings.
In his new column, Simple Gear Tests, Backpacking Light author Rex Sanders provides suggestions for at-home gear tests you can do with minimal time and expense. First up - a plan for verifying the capacity of your USB-rechargeable devices.
Ryan and Andrew answer listener questions gathered from Instagram, Facebook, and Twitter.