Those do not protect your phone.

Which of course is fine, but if my phone happens to die completely early on in the day, this may be in issue

More than that, though, is that you won't have a dead phone; it will tide you over till you get home and can charge the phone completely

This charges up a phone really fast, for the size its perfect.

Updated: the charger works great for my kid's phone.

With smart phones they use up a lot of

My phone unusually warm during the process, but that concern was a small price for the lightning fast charging.

It was plugged into my Samsung Grand Prime (not an intricate do everything phone) while using Maps and also searching for local businesses and it drained quickly without increasing the battery percentage on my phone.

I bought this as an external battery for my husband when he got his new Galaxy S6 smart phone.

I strongly recommend this one to those who has smart phones.

This portable phone charger is small but can fully charge an iPhone and in less time than it takes on the standard Apple A/C adapter.

On my old "dumb phone" I could get two full charges off of it

They completely charge our phones and keep us from getting stuck with a dead phone, and they hold their charge for a long time

so they can't tell me their phones were dead so they can't check in😂

Everyone should have a portable phone charger (other than charging in your car because sometimes that is just not possible) and this certainly does the job

Everyone loves them and have told me stories of how this device had saved them from "dead phone" situations.

Phone actually loses battery life during this process

The charger itself doesn't take long to charge and I feel it charges my phone at a reasonable rate as well

I would have been nervous to be in a blackout with a dead cell phone

Works great - charges phone quickly.

I would reccommend getting this if your a person who uses their phone A lot and drains their battery

This is an essential product for every smart phone user.

good for one good phone charge, small enough for pocket carry.

About a week ago my son was getting off the train from downtown and went to call Uber for a ride home and guess what his phone was dead so he just plugged up to the Jackery and BAM

Its easy to use, charges my phone very well and I have a Galaxy S6

My phone dies fast and this little number has helped me in a jam quite often.

It was so slow charging phones

I charge my phone 70% and the portable charger dies

Work perfectly charges my phone in about an hour or so.

I can get 2-3 charges to a dead phone from just one Jackery charge

One good phone charge in this small battery pack.

Like most smart phones, with normal use the battery won't last the day hence the convenience of these portable battery chargers

And they never have a dead phone battery.

This wasn't even working off of a completely dead phone battery.

From being completely dead, it charged my phone up to 72% before it died

I am sure that when I am on the road or at work, I will never be left without access to emergency services because I have a dead phone

This charger works perfectly it helps my phone out a lot especially of the battery died fast from using it too much

My phone would be dead in fifteen minutes if I didn't have this

i charge it overnight and then i leave my house with it and it will charge my phone for a short period of time before it loses its battery

They came in VERY handy & charged our phones quickly & fully

Didn’t charge my phone fully, lost it and it’s not a loss.

The phone and charger got extremely hot and did not charge at all.

This is just perfect for what I needed ... phone in back pocket

Hasn't seen any problem yet and it charges my Samsung S7 phone quite well.

She can get two full charges from this before having to recharge the device, which is great since I don't have to worry about her having a dead phone in case of an emergency

I love it, it charges my phone very fast!

I have to plug it into the wall charger for a moment then plug my phone in for it to work

Kept it connected to my iPhone 6 on a 5 hr bike ride to keep the GPS from draining my phone.

Very nice little device that fits in my purse and lets me go about my day without dreading a dead phone battery!!!