Water/dirt/shockproof with a hard plastic exterior.+ Requires micro USB to charge, which isn't proprietary.+ Blue LED indicators to indicate charge

The fact that it is water/dirt/shockproof makes me think that this is the ultimate camping power bank

Rugged Water/Dirt/Shockproof Dual USB Port External Battery to charge USB devices that are low on power

I highly recommend New Trent PowerPak Xtreme 12000mAh Rugged Water/Dirt/Shockproof Dual USB.

I got 2 of them and use them at home as well as for travelling

I like the factthat I