It must ruin your phone's battery. Fake chargers will not deliver proper output for the phone by which phone's battery will get damaged. Over voltage or low current whichever may be the output but iphone battery will be the sufferer. So do not use.
Do cheap chargers ruin your phone?
Just avoid using cheap knockoff cables and chargers as oftentimes they are less expensive due to a lack of safety mechanisms in the internal circuitry. It is because of products like these that you hear about iPhone batteries exploding and phones spontaneously combusting. This does not damage the phone.20 Jun 2016
Does it matter what charger I use for my iPhone?
You can use either a USB-A to Lightning cable or the newer USB-C to Lightning cable with your iPhone. You can use any of the adapters listed below to charge your iPhone, iPad, Apple Watch, or iPod. You can also use a Mac USB-C Power Adapter or third-party adapters that comply with applicable safety standards.14 Dec 2021
Why does iPhone chargers break so easily?
These issues are usually due to constant yanking, twisting and bending of the charging cable. If your iPhone charger isn't Apple-certified and it keeps breaking, that's because it's of cheap quality.6 Mar 2020
Is it OK to use cheap iPhone chargers?
Just avoid using cheap knockoff cables and chargers as oftentimes they are less expensive due to a lack of safety mechanisms in the internal circuitry. It is because of products like these that you hear about iPhone batteries exploding and phones spontaneously combusting.20 Jun 2016
How do I know if my iPhone charger is original?
Compare packaging and writing on the cable An Apple Lightning to USB cable has "Designed by Apple in California" and either "Assembled in China," "Assembled in Vietnam," or "Indústria Brasileira" on the cable about seven inches from the USB connector. You'll see a 12-digit serial number at the end of this text.27 Aug 2021
What charger did the original iPhone use?
2007: The original iPhone The original iPhone was powered by a 3.7 volt 1400mAh lithium-ion battery, had a 5V1A charger and a 5W adapter. A 30-pin dock charger cable was the standard until it was replaced with newer technology on the iPhone 5.11 Jan 2021