Here is a smart wearable device that helps you get help when in trouble. Run Angel’s Wing comes with a loud siren to get you noticed when you are in trouble. It combines with your iOS or Android device to send out emergency location alerts. You can wear Wing on your shirt, armband, running vest, and everywhere in between.
Wing has a silent option, which means you can send your location for help discreetly. You can get yours for under $100 at this time.[HT]