Phone U2 IC Fault Fast Tester SN Serial Number Detector Reader

phone U2 Charge fault Fast Detector, can be used to read the SN for Phone without connecting to the internet, phone U2 IC fault Detector can fastly detect the U2 IC faults, U2 Fast Detector can read the SN even if the Phone is locked by ID passcode or disabled 

JC U2 Fast Detector- 2019 Newest Product for detecting Phone U2 IC faults