“not much to write about this - you just need the original power supply to avoid any issues caused by under or over voltage. It may sound harmless but if you need your pi up consistently you want to have the original plug because you could end up with strange errors or worst case a bricked OS”
“Tried to save money by using the endless supply of USB adapters and cables I already own but all created power issues so bit the bullet and ordered the official PSU and now have no problems. Hey ho ya live and learn.”