Have peace of mind!
Never worry about a “low clearance” accident with a bridge, railroad trestle or overpass again.
- Get an audible alert 100 yards before you reach the low clearance bridge or railroad trestle you’ll hit.
- Has its own GPS… follows whatever route you’re taking
- Works with all commercial, non-commerical and RV GPS apps
- Over 14,000 locations in the United States, Canada and the UK.
- “Do Not Enter” warning at every Parkway entrance in NY, NJ, CT and MA where your rig is prohibited…And tickets are $$$$
Price … $3.99/month
Special Offer! $29.99/year 40%Off
Try it out! Cancel Anytime
Elizabeth B. – Pennsylvania
These guys are explorers, they take us off the beaten track, the G4 Sentinel User App travels with us wherever we go, doesn’t try to get us back on the route the our navigation app steers us to…gave us a beep/alarm about a train trestle we wouldn’t fit under if we made the next right…we like it a lot.Steps to activate the Sentinel User App…
- Pay for the Sentinel User App
- Download from App Store..Available for Android and Apple Phones
- Use your payment email and password to log into the App.
