Going to vacation: can i use 120 V on a 220V outlet?

I'm going to Turkey this summer and my father told me it has to be 220 V but EVERYTHING i have is 120 V. For example, my straightener, my electric shaver, etc…
I mean i bring my iphone usb cable and bring a plus converter and nothing happened before. What would happen if i just bring it and plug it in? Or do i need to buy a specific thing?

IPhone 5c won't charge most of the times?

Sometimes it charges sometimes it doesn't. It also won't connect to my laptop. I've cleaned the port with a needle for lints and if have tried different charging box and wire. Last night it would charge but then early this morning it charged when i connect it my laptop. I restart it many times and also restored it but still don't work. What's wrong with it?

Will company over my broken Iphone?

Okay so I have an Iphone 5c and my phone has stopped charging; I'l put the charger in and it won't show that it is charging or anything. My question is if I need insurance for my company to cover this, even though I did not break it, but it was a malfunction of the phone? My company is T-Mobile.

Why won't my router give me internet?

Ok so long story short, I recently went out. Like always, I unplug everything from power to avoid future problems. I was gone for one whole day, come back and turn the modem and router back on. The problem? When ever I connect to my Wi-Fi with my iPhone, it shows that it's connected. But the thing is, it won't give me the Internet while I'm connected. I did a trouble shoot on my computer and it said "DNS server isn't responding" I'm open to any suggestions. I just want to use my Wi-Fi.

My Iphone 5s camera is broke

Okay so recently my camera on my iphone has been just a black screen, nothings covering it, its just black and when i try to switch cameras the app freezes. Its been like this for a month and its very on and off. Sometimes the camera is fully working, and the next minute it is black again. And also when the camera is working the little focus box doesn't work and the pictures come out blurry. Also my brightness on my Iphone is weird too, it sometimes just randomly gets dark. Please tell me how to fix it, i can't spend a lot of money on this, also please leave names of cheap companies that can fix this, Thank you.

How to preserve battery life 168 hours?

I'm going camping in the woods for a week. I will not be using my Wi-Fi/4g data/apps or anything else on my phone. There are also no charging stations available at the camp. Although I do need my cellphone by Friday to call someone. Currently I have a 4S iPhone. Any tips? Or any experiences with out charging your phone for a week?

IPhone stuck at apple logo when I tried to unjailbreak

I jailbroke my phone using the latest version of TaiG. I'm currently using an iPhone 6 with iOS 8.4. So anyways last night I was trying to unjailbreak so I restored. Mid-restore however my phone ran out of batteries and I woke up to it with the apple logo. I tried to do recovery mode an that did not work, is there a fix?

I can't update my Iphone 4s?

It gives an error "Unable to Check for Update. An error occurred while checking for a software update." and then gives the options "Cancel"and "Try again" It gives the same error if I click try again.