The phone must be fully working, power up and have no faults, cracks, chips or missing parts. No LCD pressure burn or dead pixels. It also must be in full working order, no software faults, or hardware issues. No cracks or severe damage to the screen or outer housing. Average wear and tear acceptable. Must be able to make calls, accept a UK SIM and have a working Wifi. No faulty charging ports or swollen / water damaged batteries or handsets.