Portable battery charger

[Nathanmot]

Just found this on Amazon. Pretty interesting. Says it can charge 2 battery at once and 5 batteries total.

https://www.amazon.com/dp/B0789JDL4C/ref=cm_sw_r_other_apa_rCSSAb35C95PF

 

[ksmusa]

Looks like a very nice unit but I would have concerns about bringing on an airplane.

 

[Nathanmot]

Looks like a very nice unit but I would have concerns about bringing on an airplane.

Its 185Wh. Not sure what the cap is for flying but I think it's over it.