=== LOG ===
Waiting for server.....OK 
Loading files.....OK 
Setting up.....OK 
Waiting for MTK port.....Detected {COM18}
Switching to Meta Mode.....OK 
Waiting for Meta port.....Detected {COM26}
Connecting to Meta port.....OK 
Reading info.....OK 
Device Model: OPPO F1s 
Device Factory: OPPO 
Device Firmware: A1601EX_11_A.16_161227 
Device SDK: 22 
Android version: 5.1 
Device CPU: arm64-v8a 
Device Factory: OPPO 
Formatting.....OK 
Operation {Factory Reset META} ID: B859F77C24502F0A 
Elapsed time 03:38 -- Version 5.4.3 Release 0825 Build 648