Group one gives the best amount of protection with equally alarm and immobiliser capabilities mixed. Classification 2 presents only an immobiliser, which nevertheless helps prevent the car from starting without having authorisation. Both of those are passively set and offer you great security in opposition to theft. Quite a few https://medium.com/@trackerfit11/why-choosing-a-thatcham-tracker-strengthens-vehicle-security-6b79d8a9c256