There is a hidden screen called the "Help Me!" screen. It can be accessed from anywhere by pressing Alt + Caps + H. It contains the following information:

• Vendor Id:
  
• Platform:
  
• App Version:
  
• PIN:
  
• IMEI:
  
• Uptime:
  
• Signal Strength:
  
• Battery Level:
  
• File Free:
  
• File Total:
  

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