The top thing I like about the Astro E1 is that its almost as small as some of the smallest external/backup battery packs, yet at 6,700mAh, it is SO much more powerful

This thing didnt even break a sweat

And I love this lil thing

This thing is amazing

Perhaps my favorite thing about this product/company is the amazing customer care and warranty on their products

I love this little thing.

So the charger wasn't able to make it thru the evening, but that is not necessarily a bad thing

I loved this thing when it worked and would love to 5 star

I didn't want to get something too bulky, I already carry enough things in my

this little thing is a life saver

LOVE this thing

When looking for an external battery, one of the most important thing to look at is the capacity, measured in mAh

I was even happier to have the whole thing be hassle free

Love this thing

Works very well and really a thing that you have to in your bag!

These little things work faster and are portable

That's a good thing

love this thing, keeps my phone charged after it dies after trying to update it all day

This little thing is amazing and a necessity for people that need that extra juice but don’t want to carry around a bulky battery pack!

I love this thing

Cannot say enough good things about Anker

Love this little thing

There are three important things to remember

The annoying thing is the cable coming with it.

I was out for a week and this thing recharged my phone like 3 and a half times

Not certain how fast it will charge things, that seems to be somewhat inconsistent.

The other weird thing is that it seems that this power bank is quite picky on which cable it likes.

it's a good thing to have when traveling and no time or opportunity to refresh iPhone charge.

This thing stopped working after two months

n’t work

I feel like the battery in it doesn't last as long as I