If you want to keep your loved ones safe in an emergency, consider buying a SOS GPS Tracker. These devices can be programmed with multiple preset phone numbers and a panic button that can send an emergency alert to family members or caregivers.The most basic option is a PLB, which uses commercial satellite networks to send SOS distress signals to GEOS International, a private emergency response center near Houston. The company coordinates with local search and rescue agencies, then texts you back as the emergency situation progresses.Other options include satellite messengers, which send a distress signal to GEOS and also exchange text messages from home or in the field.  man down alarm These devices can be more expensive than their PLB counterparts but offer more features overall.Large SOS ButtonsWhether you’re getting a device for your elderly parent or for a child, a big SOS panic button is important. This button is usually the first thing people will look at when they’re in an emergency, so it’s important to find a product that’s easy to see.Safety GeofencesIf your loved one is in a vulnerable position or might be lost, you can set up a safety area on the map called a geofence. When the GPS device enters or exits a geofence, it will be flagged by the app, so you’ll know exactly where they are.Regardless of which tracker you choose, you’ll be able to use it as long as your loved one has access to the app.  Lone Worker Alarm So make sure you’ve given them the password.