Classification one provides the highest volume of protection with the two alarm and immobiliser functions put together. Group two gives only an immobiliser, which nevertheless prevents the vehicle from beginning without authorisation. Each are passively set and present outstanding safety from theft. As quite possibly the most reliable nationwide Thatcham https://socialtechnet.com/story5987493/the-smart-trick-of-thatcham-approved-trackers-that-nobody-is-discussing