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(910) 395-6141
Medical Alert Systems
Getting older can often mean giving up one’s independence, but Numera Libris is the first mobile health, wellness and personal safety solution that is all in one.Libris has the most advanced automatic fall detector, built-in GPS, and it collects and shares health measurement, making it the most proactive solution on the market. 

Stay Free, active and protected at home and on the go

  • Mobile on the largest cellular network
  • Most advanced fall detector
  • Connects with Medical devices
  • Enables you to track your health and wellness
  • Auto-emergency aware everywhere
  • More than an alert


Sentinel Security Systems

2108 Capital Drive, Suite 103
Wilmington, NC 28405

Phone: 910-395-6141
Fax: 910-794-3964

Emergency On-Call Technician