Price … $3.99/month
Special Offer! $29.99/year 40%Off
Try it out! Cancel Anytime.
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 and non-commerical 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 $$$$
Watch the Demo Below
See it Stop Collisions in Real Time
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.
Don't Let This Be You-
Avoid Costly Bridge Strikes with GiraffeG4
